diff --git a/.idea/.gitignore b/.idea/.gitignore
deleted file mode 100644
index 13566b8..0000000
--- a/.idea/.gitignore
+++ /dev/null
@@ -1,8 +0,0 @@
-# Default ignored files
-/shelf/
-/workspace.xml
-# Editor-based HTTP Client requests
-/httpRequests/
-# Datasource local storage ignored files
-/dataSources/
-/dataSources.local.xml
diff --git a/.idea/codeception.xml b/.idea/codeception.xml
deleted file mode 100644
index 330f2dd..0000000
--- a/.idea/codeception.xml
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="Codeception">
-    <option name="configurations">
-      <list>
-        <Configuration>
-          <option name="path" value="$PROJECT_DIR$/tests" />
-        </Configuration>
-      </list>
-    </option>
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/inspectionProfiles/Project_Default.xml b/.idea/inspectionProfiles/Project_Default.xml
deleted file mode 100644
index f0e209f..0000000
--- a/.idea/inspectionProfiles/Project_Default.xml
+++ /dev/null
@@ -1,14 +0,0 @@
-<component name="InspectionProjectProfileManager">
-  <profile version="1.0">
-    <option name="myName" value="Project Default" />
-    <inspection_tool class="PhpAbstractStaticMethodInspection" enabled="false" level="WARNING" enabled_by_default="false" />
-    <inspection_tool class="PhpDocMissingReturnTagInspection" enabled="false" level="WEAK WARNING" enabled_by_default="false" />
-    <inspection_tool class="PhpDocSignatureInspection" enabled="false" level="WEAK WARNING" enabled_by_default="false" />
-    <inspection_tool class="PhpSignatureMismatchDuringInheritanceInspection" enabled="false" level="WARNING" enabled_by_default="false" />
-    <inspection_tool class="SpellCheckingInspection" enabled="false" level="TYPO" enabled_by_default="false">
-      <option name="processCode" value="true" />
-      <option name="processLiterals" value="true" />
-      <option name="processComments" value="true" />
-    </inspection_tool>
-  </profile>
-</component>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..3a1e22c
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectInspectionProfilesVisibleTreeState">
+    <entry key="Project Default">
+      <profile-state>
+        <expanded-state>
+          <State />
+        </expanded-state>
+        <selected-state>
+          <State>
+            <id>Angular</id>
+          </State>
+        </selected-state>
+      </profile-state>
+    </entry>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
deleted file mode 100644
index ab62712..0000000
--- a/.idea/modules.xml
+++ /dev/null
@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ProjectModuleManager">
-    <modules>
-      <module fileurl="file://$PROJECT_DIR$/.idea/nur-ture.iml" filepath="$PROJECT_DIR$/.idea/nur-ture.iml" />
-    </modules>
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/nur-sery.iml b/.idea/nur-sery.iml
deleted file mode 100644
index 6fdc332..0000000
--- a/.idea/nur-sery.iml
+++ /dev/null
@@ -1,17 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module type="WEB_MODULE" version="4">
-  <component name="NewModuleRootManager" inherit-compiler-output="true">
-    <exclude-output />
-    <content url="file://$MODULE_DIR$">
-      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" packagePrefix="nur\ture\" />
-      <sourceFolder url="file://$MODULE_DIR$/tests" isTestSource="true" packagePrefix="nur\ture\" />
-      <sourceFolder url="file://$MODULE_DIR$/nur_src" isTestSource="false" packagePrefix="nur\" />
-      <sourceFolder url="file://$MODULE_DIR$/nur_tests" isTestSource="true" packagePrefix="nur\" />
-      <sourceFolder url="file://$MODULE_DIR$/wip" isTestSource="false" packagePrefix="nur\ture\wip\" />
-      <sourceFolder url="file://$MODULE_DIR$/wip_app" isTestSource="false" packagePrefix="nur\ture\" />
-      <excludeFolder url="file://$MODULE_DIR$/vendor" />
-    </content>
-    <orderEntry type="inheritedJdk" />
-    <orderEntry type="sourceFolder" forTests="false" />
-  </component>
-</module>
\ No newline at end of file
diff --git a/.idea/php-docker-settings.xml b/.idea/php-docker-settings.xml
index bd786be..5c353a5 100644
--- a/.idea/php-docker-settings.xml
+++ b/.idea/php-docker-settings.xml
@@ -3,7 +3,7 @@
   <component name="PhpDockerContainerSettings">
     <list>
       <map>
-        <entry key="125ffb9d-fd5f-4e71-8182-94191665795a">
+        <entry key="c4cf2564-ed91-488c-a93d-fe2daeae80db">
           <value>
             <DockerContainerSettings>
               <option name="version" value="1" />
diff --git a/.idea/php-test-framework.xml b/.idea/php-test-framework.xml
deleted file mode 100644
index c092999..0000000
--- a/.idea/php-test-framework.xml
+++ /dev/null
@@ -1,14 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="PhpTestFrameworkVersionCache">
-    <tools_cache>
-      <tool tool_name="PHPUnit">
-        <cache>
-          <versions>
-            <info id="Local/vendor/autoload.php" version="9.6.20" />
-          </versions>
-        </cache>
-      </tool>
-    </tools_cache>
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/php.xml b/.idea/php.xml
index 285f04e..30b4799 100644
--- a/.idea/php.xml
+++ b/.idea/php.xml
@@ -1,59 +1,4 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
-  <component name="MessDetectorOptionsConfiguration">
-    <option name="transferred" value="true" />
-  </component>
-  <component name="PHPCSFixerOptionsConfiguration">
-    <option name="transferred" value="true" />
-  </component>
-  <component name="PHPCodeSnifferOptionsConfiguration">
-    <option name="highlightLevel" value="WARNING" />
-    <option name="transferred" value="true" />
-  </component>
-  <component name="PhpIncludePathManager">
-    <include_path>
-      <path value="$PROJECT_DIR$/vendor/phar-io/manifest" />
-      <path value="$PROJECT_DIR$/vendor/phar-io/version" />
-      <path value="$PROJECT_DIR$/vendor/nulib/tests" />
-      <path value="$PROJECT_DIR$/vendor/composer" />
-      <path value="$PROJECT_DIR$/vendor/sebastian/exporter" />
-      <path value="$PROJECT_DIR$/vendor/sebastian/code-unit" />
-      <path value="$PROJECT_DIR$/vendor/sebastian/resource-operations" />
-      <path value="$PROJECT_DIR$/vendor/sebastian/code-unit-reverse-lookup" />
-      <path value="$PROJECT_DIR$/vendor/theseer/tokenizer" />
-      <path value="$PROJECT_DIR$/vendor/sebastian/global-state" />
-      <path value="$PROJECT_DIR$/vendor/sebastian/complexity" />
-      <path value="$PROJECT_DIR$/vendor/sebastian/recursion-context" />
-      <path value="$PROJECT_DIR$/vendor/sebastian/object-enumerator" />
-      <path value="$PROJECT_DIR$/vendor/sebastian/object-reflector" />
-      <path value="$PROJECT_DIR$/vendor/sebastian/cli-parser" />
-      <path value="$PROJECT_DIR$/vendor/sebastian/diff" />
-      <path value="$PROJECT_DIR$/vendor/sebastian/lines-of-code" />
-      <path value="$PROJECT_DIR$/vendor/sebastian/type" />
-      <path value="$PROJECT_DIR$/vendor/sebastian/version" />
-      <path value="$PROJECT_DIR$/vendor/sebastian/comparator" />
-      <path value="$PROJECT_DIR$/vendor/sebastian/environment" />
-      <path value="$PROJECT_DIR$/vendor/doctrine/instantiator" />
-      <path value="$PROJECT_DIR$/vendor/myclabs/deep-copy" />
-      <path value="$PROJECT_DIR$/vendor/phpunit/php-timer" />
-      <path value="$PROJECT_DIR$/vendor/phpunit/php-file-iterator" />
-      <path value="$PROJECT_DIR$/vendor/phpunit/php-text-template" />
-      <path value="$PROJECT_DIR$/vendor/phpunit/php-invoker" />
-      <path value="$PROJECT_DIR$/vendor/phpunit/php-code-coverage" />
-      <path value="$PROJECT_DIR$/vendor/phpunit/phpunit" />
-      <path value="$PROJECT_DIR$/vendor/nikic/php-parser" />
-    </include_path>
-  </component>
-  <component name="PhpProjectSharedConfiguration" php_language_level="7.4" />
-  <component name="PhpStanOptionsConfiguration">
-    <option name="transferred" value="true" />
-  </component>
-  <component name="PhpUnit">
-    <phpunit_settings>
-      <PhpUnitSettings custom_loader_path="$PROJECT_DIR$/vendor/autoload.php" phpunit_phar_path="" />
-    </phpunit_settings>
-  </component>
-  <component name="PsalmOptionsConfiguration">
-    <option name="transferred" value="true" />
-  </component>
+  <component name="PhpProjectSharedConfiguration" php_language_level="7.2" />
 </project>
\ No newline at end of file
diff --git a/.idea/phpspec.xml b/.idea/phpspec.xml
deleted file mode 100644
index dac988c..0000000
--- a/.idea/phpspec.xml
+++ /dev/null
@@ -1,25 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="PHPSpec">
-    <suites>
-      <PhpSpecSuiteConfiguration>
-        <option name="myPath" value="$PROJECT_DIR$" />
-      </PhpSpecSuiteConfiguration>
-      <PhpSpecSuiteConfiguration>
-        <option name="myPath" value="$PROJECT_DIR$" />
-      </PhpSpecSuiteConfiguration>
-      <PhpSpecSuiteConfiguration>
-        <option name="myPath" value="$PROJECT_DIR$" />
-      </PhpSpecSuiteConfiguration>
-      <PhpSpecSuiteConfiguration>
-        <option name="myPath" value="$PROJECT_DIR$" />
-      </PhpSpecSuiteConfiguration>
-      <PhpSpecSuiteConfiguration>
-        <option name="myPath" value="$PROJECT_DIR$" />
-      </PhpSpecSuiteConfiguration>
-      <PhpSpecSuiteConfiguration>
-        <option name="myPath" value="$PROJECT_DIR$" />
-      </PhpSpecSuiteConfiguration>
-    </suites>
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
deleted file mode 100644
index 35eb1dd..0000000
--- a/.idea/vcs.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="VcsDirectoryMappings">
-    <mapping directory="" vcs="Git" />
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/webResources.xml b/.idea/webResources.xml
deleted file mode 100644
index fc37963..0000000
--- a/.idea/webResources.xml
+++ /dev/null
@@ -1,14 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="WebResourcesPaths">
-    <contentEntries>
-      <entry url="file://$PROJECT_DIR$">
-        <entryData>
-          <resourceRoots>
-            <path value="file://$PROJECT_DIR$/nur_public" />
-          </resourceRoots>
-        </entryData>
-      </entry>
-    </contentEntries>
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
new file mode 100644
index 0000000..d84ce9a
--- /dev/null
+++ b/.idea/workspace.xml
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ComposerSettings">
+    <execution />
+  </component>
+  <component name="PhpWorkspaceProjectConfiguration" interpreter_name="PHP 7.3:d10" />
+  <component name="ProjectViewState">
+    <option name="autoscrollFromSource" value="true" />
+    <option name="autoscrollToSource" value="true" />
+    <option name="hideEmptyMiddlePackages" value="true" />
+    <option name="showLibraryContents" value="true" />
+  </component>
+  <component name="PropertiesComponent">{
+  &quot;keyToString&quot;: {
+    &quot;settings.editor.selected.configurable&quot;: &quot;preferences.sourceCode&quot;
+  }
+}</component>
+</project>
\ No newline at end of file
diff --git a/bbnurse b/bbnurse
index 664b41f..0b14ae2 100755
--- a/bbnurse
+++ b/bbnurse
@@ -150,38 +150,31 @@ function update_mature() {
     srcpackage='nur\ture'
     destpackage='nulib'
 
-    [ -n "$Dest" ] || Dest=.
-    setx Dest=abspath "$Dest"
+    if [ -n "$Dest" ]; then
+        setx Dest=abspath "$Dest"
+        destdirs=("$Dest")
+    else
+        Dest="$(pwd)"
+        destdirs=()
+        [ -d src ] && destdirs+=("$Dest/src")
+        [ -d tests ] && destdirs+=("$Dest/tests")
+    fi
 
     etitle "Maturation de $srcpackage vers $destpackage"
-    sdestdir="$Dest/src"
-    if [ -d "$sdestdir" ]; then
-        setx rsdestdir=relpath "$sdestdir" "$Dest"
-        einfo "$rsdestdir"
-        setx -a sdests=find "$sdestdir" -type f
-        for sdest in "${sdests[@]}"; do
-            destname="${sdest#$Dest/src/}"
-            action "$destname" \
-                   sed -i "s|${srcpackage//\\/\\\\}|${destpackage//\\/\\\\}|g" "$sdest"
-        done
-    else
-        ewarn "$rsdestdir: répertoire non trouvé. il sera ignoré"
-    fi
-
-    tdestdir="$Dest/tests"
-    if [ -d "$tdestdir" ]; then
-        setx rtdestdir=relpath "$tdestdir" "$Dest"
-        einfo "$rtdestdir"
-        setx -a tdests=find "$tdestdir" -type f
-        for tdest in "${tdests[@]}"; do
-            destname="${tdest#$Dest/tests/}"
-            action "$destname" \
-                   sed -i "s|${srcpackage//\\/\\\\}|${destpackage//\\/\\\\}|g" "$tdest"
-        done
-    else
-        ewarn "$rtdestdir: répertoire non trouvé. il sera ignoré"
-    fi
-    eend
+    for destdir in "${destdirs[@]}"; do
+        if [ -d "$destdir" ]; then
+            setx rdestdir=relpath "$destdir" "$Dest"
+            einfo "$rdestdir"
+            setx -a dests=find "$destdir" -type f
+            for dest in "${dests[@]}"; do
+                destname="${dest#$destdir/}"
+                action "$destname" \
+                       sed -i "s|${srcpackage//\\/\\\\}|${destpackage//\\/\\\\}|g" "$dest"
+            done
+        else
+            ewarn "$rdestdir: répertoire non trouvé. il sera ignoré"
+        fi
+    done
 }
 
 action=copy
diff --git a/nur_src/cli/Application.php b/nur_src/cli/Application.php
index 709dcf9..984e65a 100644
--- a/nur_src/cli/Application.php
+++ b/nur_src/cli/Application.php
@@ -2,6 +2,13 @@
 namespace nur\cli;
 
 use Exception;
+use nulib\app\RunFile;
+use nulib\ExitError;
+use nulib\ext\yaml;
+use nulib\output\console as nconsole;
+use nulib\output\log as nlog;
+use nulib\output\msg as nmsg;
+use nulib\output\std\StdMessenger;
 use nur\b\ExitError as nur_ExitError;
 use nur\b\ValueException;
 use nur\config;
@@ -10,13 +17,6 @@ use nur\msg;
 use nur\os;
 use nur\path;
 use nur\ture\app;
-use nur\ture\app\RunFile;
-use nur\ture\ExitError;
-use nur\ture\output\console as nconsole;
-use nur\ture\output\log as nlog;
-use nur\ture\output\msg as nmsg;
-use nur\ture\output\std\StdMessenger;
-use nur\yaml;
 
 /**
  * Class Application: application de base
diff --git a/src_app/app.php b/src_app/app.php
index 7b812ee..6a0a7b6 100644
--- a/src_app/app.php
+++ b/src_app/app.php
@@ -1,13 +1,16 @@
 <?php
 namespace nur\ture;
 
+use nulib\app\LockFile;
+use nulib\app\RunFile;
+use nulib\ExitError;
+use nulib\os\path;
+use nulib\os\sh;
+use nulib\php\func;
+use nulib\str;
+use nulib\ValueException;
 use nur\cli\Application as nur_Application;
 use nur\ture\app\cli\Application;
-use nur\ture\app\LockFile;
-use nur\ture\app\RunFile;
-use nur\ture\os\path;
-use nur\ture\os\sh;
-use nur\ture\php\func;
 
 class app {
   private static function isa_Application($app): bool {
diff --git a/src_app/app/cli/Application.php b/src_app/app/cli/Application.php
index 034099d..ac45291 100644
--- a/src_app/app/cli/Application.php
+++ b/src_app/app/cli/Application.php
@@ -2,18 +2,18 @@
 namespace nur\ture\app\cli;
 
 use Exception;
+use nulib\app\RunFile;
+use nulib\ExitError;
+use nulib\ext\yaml;
+use nulib\output\console;
+use nulib\output\log;
+use nulib\output\msg;
+use nulib\output\std\StdMessenger;
+use nulib\ValueException;
 use nur\cli\ArgsException;
 use nur\cli\ArgsParser;
 use nur\config;
 use nur\ture\app;
-use nur\ture\app\RunFile;
-use nur\ture\ExitError;
-use nur\ture\output\console;
-use nur\ture\output\log;
-use nur\ture\output\msg;
-use nur\ture\output\std\StdMessenger;
-use nur\ture\ValueException;
-use nur\yaml;
 
 /**
  * Class Application: application de base
diff --git a/tbin/legacy-test-console.php b/tbin/legacy-test-console.php
index c221061..68d3911 100755
--- a/tbin/legacy-test-console.php
+++ b/tbin/legacy-test-console.php
@@ -3,8 +3,8 @@
 require(__DIR__.'/../vendor/autoload.php');
 
 use nur\cli\Application;
-use nur\ture\output\msg;
-use nur\ture\UserException;
+use nulib\output\msg;
+use nulib\UserException;
 
 Application::run(new class extends Application {
   function main() {
diff --git a/tbin/legacy-test-levels.php b/tbin/legacy-test-levels.php
index 37cd8f3..c37bb02 100755
--- a/tbin/legacy-test-levels.php
+++ b/tbin/legacy-test-levels.php
@@ -3,9 +3,9 @@
 require(__DIR__.'/../vendor/autoload.php');
 
 use nur\cli\Application;
-use nur\ture\output\IMessenger;
-use nur\ture\output\msg;
-use nur\ture\ValueException;
+use nulib\output\IMessenger;
+use nulib\output\msg;
+use nulib\ValueException;
 
 Application::run(new class extends Application {
   function main() {
diff --git a/tbin/legacy-test-nested-actions.php b/tbin/legacy-test-nested-actions.php
index cafc96b..346c90b 100755
--- a/tbin/legacy-test-nested-actions.php
+++ b/tbin/legacy-test-nested-actions.php
@@ -3,9 +3,9 @@
 require(__DIR__.'/../vendor/autoload.php');
 
 use nur\cli\Application;
-use nur\ture\output\IMessenger;
-use nur\ture\output\msg;
-use nur\ture\UserException;
+use nulib\output\IMessenger;
+use nulib\output\msg;
+use nulib\UserException;
 
 Application::run(new class extends Application {
   function main() {
diff --git a/tbin/long-task.php b/tbin/long-task.php
index 2e678e3..261e195 100755
--- a/tbin/long-task.php
+++ b/tbin/long-task.php
@@ -2,6 +2,6 @@
 <?php
 require(__DIR__.'/../vendor/autoload.php');
 
-use nur\ture\app\LongTaskApp;
+use nulib\app\LongTaskApp;
 
 LongTaskApp::run();
diff --git a/tbin/test-console.php b/tbin/test-console.php
index e5add6d..bc50074 100755
--- a/tbin/test-console.php
+++ b/tbin/test-console.php
@@ -2,8 +2,8 @@
 <?php
 require(__DIR__.'/../vendor/autoload.php');
 
-use nur\ture\output\std\StdMessenger;
-use nur\ture\UserException;
+use nulib\output\std\StdMessenger;
+use nulib\UserException;
 
 $params = [];
 $count = count($argv) - 1;
@@ -234,7 +234,7 @@ $msg->section("section", function ($msg) {
 
     $msg->info("info");
     $msg->note("note");
-    $msg->warn("warning");
+    $msg->warning("warning");
     $msg->error("error");
   });
 });
diff --git a/tbin/test-output-forever.php b/tbin/test-output-forever.php
index d468203..42d014d 100755
--- a/tbin/test-output-forever.php
+++ b/tbin/test-output-forever.php
@@ -3,8 +3,8 @@
 require(__DIR__.'/../vendor/autoload.php');
 
 use nulib\UserException;
-use nur\ture\output\std\StdMessenger;
-use nur\ture\output\msg;
+use nulib\output\std\StdMessenger;
+use nulib\output\msg;
 
 msg::set_messenger(new StdMessenger(), new StdMessenger([
   "output" => "output-forever.log",