second approadh to handling FilePage redesign on different skins.  This approach cuts off overriding classes based on a skin check
code cleanup
renaming FilePage classes and some code cleanup
more code cleanup for FilePage architecture
moving helper function to a better place
rearranged FilePage architecture one more time
more code cleanup
Fixing default description display and adding link to add new description
adding qqq for default description ui
making getvideoinfoline an abstract class
only enable styles when redesign is enabled
addressing feedback from code review
Merge pull request #736 from Wikia/VID-220-file-page-html-skins-2

Vid 220 file page html skins 2