Merge pull request #129 from baasbox/master

align 0.9.0 to master
Merge pull request #130 from baasbox/master

English revision
Merge pull request #131 from snoodlupa/master

fix docs for push notifications section
Merge pull request #132 from baasbox/master

update from origin master
Update Android gradle package name
Update some Javascript example
Merge pull request #133 from baasbox/0.9.0

update from 0.9.0
Merge pull request #134 from snoodlupa/master

add pass-through for Plugin Engine
Merge pull request #30 from baasbox/master

pull request from repository baasbox