Adding initial Content files, no impl yet but some config
create and list for content
create and list for content
add delete function
added example to upload content
Merge branch 'feature/content_module' into develop
fix user signin tests - test user was deleted
update examplei, fix uriencoded signature and S3 xml response !
update quickblox.js
Merge branch 'feature/fix_contentUpload' into develop