added new API files for CSS Mgmt
Merge branch 'development' of https://github.com/societies/SOCIETIES-Platform.git into css-mgmt-api-refactor
further updates to API
deleted unused interfaces and classes, re-org existing classes
added cis,device and activity datatypes
api refactoring continued
api refactor deployment issues
bug fix related with context null values
Merge branch 'development' into LiamTestMerge
Merge branch 'development' of https://github.com/societies/SOCIETIES-Platform into development
Merge remote-tracking branch 'origin/css-mgmt-api-refactor' into
LiamTestMerge
Add project skeleton of #1678 test case
Rename #1678 test case project directory
removed cssManagerController
Merge branch 'development' into LiamTestMerge