Fixes #3890: remove limitation in user length name in the database
Merge pull request #306 from ncharles/ust_3890/dev/remove_name_length_limitation

Fixes #3890: remove limitation in user length name in the database
Fixes #3842: correct save button activation
Merge pull request #307 from fanf/bug_3887/node_summary_error_depending_of_container_status

Fixes #3887: node summary work whatever is its container
Fixes #3861: Get the full group category entry to check its class

Also correct two reporting error and comments
Merge branch 'branches/rudder/2.4' into branches/rudder/2.6

Conflicts:
	rudder-core/src/main/resources/reportsSchema.sql
Merge pull request #309 from fanf/bug_3861/ldap_error_when_deleting_category

Fixes #3861: Get the full group category entry to check its class
Merging 2.4 into 2.6
Merge pull request #308 from ncharles/bug_3842/dev/correct_save_button

Bug 3842/dev/correct save button
Merge branch 'branches/rudder/2.4' into branches/rudder/2.6

Conflicts:
	rudder-web/src/main/scala/com/normation/rudder/web/components/NodeGroupForm.scala
	rudder-web/src/main/webapp/javascript/rudder/rudder.js
Change version of pom.xml to 2.6.5-SNAPSHOT
Revert "Fixes #3887: node summary work whatever is its container"

This reverts commit 47c5896e401e95126e17cb2d46223b8d75717d02.
Fixes #3887: Correctly handle machine inventory not in the same branch than the node one