Merge pull request #134 from erram/master

Added requests from slack
Services revert.
Merge pull request #136 from tamasd/master

Services revert.
Updates field collection.
Updates services.
Core update.
Updates walkhub module.
Merge branch 'master' of github.com:Pronovix/WalkHub
Puts back changelog.
Merge pull request #138 from tamasd/master

Module updates.
Remastered theme
Merge branch 'master' of github.com:Pronovix/WalkHub