[Mobile swipes] Bugfix

Bugfix by @Igor-Khomich
[Analytics] Implemented triggering API
[Facebook] Social plug-ins refactoring
[SCAsyncOp] Added relations builder
[xcode] Project update
Fixed appledoc

By @Igor-Khomich
[refactor] Extracted private categories to separate files
Fixed compiler warnings
Added triggering support

Also updated to the latest iAsync version