Adding ref. link to Push REST APIs
Adding first round of REST API docs
REST API doc for the UnifiedPush server - First iteration
Fixing formatting
Fixing formatting
POST vs Post
Fixing typos
Updating the specs to be compliant with the new terminology (variant and installation)
Updating Message format spec to match latest changes
Updating Client Registration spec to match latest changes
Removing draft  number
removing simple-push key from message object
Updating Server spec to match latest changes
Update JS API docs to latest
Fixing typo
Inclusion of a note about servlet filters from PL
Merge branch 'AGSEC-60'
Adding ref. link to Push REST APIs
Adding first round of REST API docs
REST API doc for the UnifiedPush server - First iteration