[Feature] Implemented editing of root timeline start and end dates. Minor updates of datepicker and forms.

Details:
1. Added support of editing start and end dates of root timeline.
2. Now end date is set to infinity in case if timeline's end date is infinity (9999).
3. Little update of forms (added prefix "I" for interface names).
Merge pull request #360 from alex-zen/roottimelineedit

[Feature] Implemented editing of root timeline start and end dates. Minor updates of datepicker and forms.
Merge pull request #363 from a-chumagin/master

Merge from blessed+ typo
Merge pull request #367 from a-chumagin/master

Fix: Delete timeline via UI
[Project Cleanup] Cleaned up project folders.

Details:
1. Removed obsolete images from Images folder. Removed obsolete test pages, mp3, responsdumps from CZ.UI root.
2. Renamed NewScripts->scripts, NewStyles->css, moved controls to ui folder.
3. Removed Authoring, ChronoZoom.Azure, ChronoZoom.Database, ThumbGen directories from Source.
4. Renamed Images to images. Updated few refs to images in UI. Removed few obsolete files from CZ.UI that were not included in solution.
5. Renamed all files using "foo-bar" naming convention.
6. Removed /Account/*, /FedarationMetadata/* which were not included in project.
7. Removed /Models/*, /Views/*, cleaned /Controllers/* and /Dumps/*. Removed few unused files.
8. Migrated from CSS to LESS. Renamed cz2.html to cz.html.
Merge pull request #368 from MichaelKalygin/cleanup

[Project Cleanup] Cleaned up project folders.
Fixed merge issue with missing files; removed old tfs binding files.
Updated REST API docs.
Clean Deprecated Fields From API
Merge pull request #372 from javierluraschi/CleanDeprecatedApiFields

Clean Deprecated Fields From API
adding/migrating depth attributes

adding unit test

removing [Datamember] contract for depth values
Merge pull request #373 from yl790/master

Adding "retrieving timeline & content item" by depth feature
Merge pull request #374 from willum070/working

Updated REST API docs.
Clean Server Code Analysis Warnings and Require Tests
Merge pull request #376 from javierluraschi/ChronoZoomUIServerCleanup

Clean Server Code Analysis Warnings and Require Tests
Updated REST API docs.

merged changes from master.

merged changes from master.

merged changes from master

Updated REST API ref docs.

Additions and some revisions for the glossary.

User guide revisions; added screen capture.

screen capture added
Merge pull request #377 from willum070/working

Updated REST API docs + other doc work
Clean Database - Beta Fields and Fix RI-Tree
[Bugfix] Introduction video now stops after closing welcome screen #375
Merge pull request #378 from javierluraschi/DatabaseCleanup

Clean Database - Beta Fields and Fix RI-Tree