[#51001959] added pinterest sdk
[#51001959] base implementation of pinterest sharing
updated settings
[#52246861] created base API for Pinterest
[#52246861] bug fix and code clean up
[#51940219] removed Pinterest headers and added run time invocation
[#51934389] added documentation
[#52476963] updated FB tocken
[#51934389] added documentation
include pinterest to distribution zip
include pinterest to distribution zip
Merge branch 'feature/pinterest' into development