* Increase/decrease ZOrder
* ZOrder up/down
* Some crutial bugs fixed
* hasUnsavedChanges and merge
* Added API description
* Fixed bugs
* Merge was tested
* New file
* Fixed unit tests
* Fixed small bug which reproduced only after build
* Fixed authorization in case of invalid login/password
* The first version of frames
* Frames work in browser
* Init version of getting annotations
* Getting annotations from the server
* Couple of fixes
* Removed extra line