Video (vid-729): VideoPageTool - remove total number of videos from getVideosByCategory() function
Video (vid-729): VideoPageTool - update getVideosByCategory() function for latest videos
Video (vid-729): VideoPageTool - update validation for category
Video (vid-729): VideoPageTool - update displayTitle for latest videos
Merge branch 'VideoPageTool' into vid-729
Video (vid-729): VideoPageTool - remove empty row and set display title for latest videos
Video (vid-729): VideoPageTool - add functions to remove assets
Merge branch 'VideoPageTool' into vid-729
Video (vid-729): VideoPageTool - add comments
Merge pull request #2504 from Wikia/vid-729

VID-729: VideoPageTool - admin tool for latest videos module