Fixes #4086: Correct node role on deleted and pending nodes
Merge pull request #355 from VinceMacBuche/bug_4086/display_role_message

Fixes #4086: Correct node role on deleted and pending nodes
Fixes #4097: Add 2.8 Logo
Merge pull request #354 from VinceMacBuche/ust_4096/Add_2.8_logo

Fixes #4097: Add 2.8 Logo
Fixes #4043: There are no modificationS to save.
Merge pull request #357 from VinceMacBuche/bug_40403/THERE_IS_NO_MODIFICATIONS_TO_SAVE

Fixes #4043: There are no modificationS to save.
Fixes #4100: Add error log when rudder-users.xml is malformed
Merge pull request #356 from VinceMacBuche/bug_4079/rudder-users.xml

Fixes #4100: Add error log when rudder-users.xml is malformed
Merge branch 'branches/rudder/2.6' into branches/rudder/2.7
Merge branch 'branches/rudder/2.7' into branches/rudder/2.8
Merge branch 'branches/rudder/2.8'

Conflicts:
	rudder-web/src/main/webapp/images/logoIndexRudder.jpg