Fixes #5538: Add new top navbar
Fixes #5554: Improve Directive Page !
Merge branch 'ust_5552/5554/NEW_Directive_PAGE' of git://github.com/VinceMacBuche/rudder into ust_5552/5554/NEW_Directive_PAGE

Conflicts:
	rudder-web/src/main/webapp/secure/administration/techniqueLibraryManagement.html
	rudder-web/src/main/webapp/secure/configurationManager/parameterManagement.html
	rudder-web/src/main/webapp/secure/configurationManager/ruleManagement.html
	rudder-web/src/main/webapp/secure/nodeManager/groups.html