Merge branch 'upstream/develop'
Problem in my software
Merge branch 'upstream/develop'
add a Social contributions type and fix some language stuff
Merge pull request #1319 from grandoc/3.5

add a Social contributions type and fix some language stuff
Fix: business rule to protect button and action was not synchronized
Merge branch '3.5' of git@github.com:Dolibarr/dolibarr.git into 3.5
Merge branch 'upstream/3.5'
Improvement of the Skype button
Perm & add a button"Chat"
Merge pull request #1322 from aspangaro/develop

Improvement of the Skype button