Merge pull request #7050 from gin0606/videoPlayerIssue

Fix crash when try to remove videoView(STATE_PLAYBACK_COMPLETED) in android
[ci skip]
[ci skip]
added source files for component to be consistent with other platforms templates
added source files for component to be consistent with other platforms templates
removed deleted header file from project
Merge pull request #7213 from MSOpenTech/wp8-v3-fix

WP8 v3 fix for cpp template