Fix: Menu hidden
More complete example
New: Can force picto path so an external module can use it with its own
picto
Fix: doxygen
Merge branch 'develop' of git://github.com/Dolibarr/dolibarr.git into develop
[ task #731 ] Uniformize ref generation. Interventions
[ task #748 ] Add a link "Dolibarr" into left menu