Rebase Tizen.Multimedia to public

Rebase Tizen.Multimedia to public

Fix .nuspec file to change authors and version dependencies
MediaVision - Fixed review comments from previous commit
Fixed the block issues of Surveillance EventHandler
Modify several MediaController Class Name
because Class name was conflicted with 'Tizen.Multimedia'.
Fixed spec
Fix crash Tizen.Multimedia.dll by double free when event handler is registered
[Tizen.Multimedia.ScreenMirroring]
Three classes modified : enums, error factory and Interop.Libraries
[MediaController] Fix MediaController abnormal behavior
Change elmsharp version to 1.1.0 on project.json
Modify project & json to fix build error
Add build requirement for media-controller
(BuildRequires: csapi-application-nuget)
Refactor AudioIO classes
Refactor Player classes
Fix ambiguous names and remove useless types
Fixed EngineConfiguration bugs
Sync csproj
Fix .csproject to remove unused fils

Change-Id: I6a8e75a037c95122e1ca48a95a9a4d34cab3a07c
Signed-off-by: Jiyong Min <jiyong.min@samsung.com>