Update DialogVideoInfo.xml

Added video extras button to movie information screen
Update SkinSettings.xml

Fixed label positions on skin settings
Update DialogSeekBar.xml

fixed label positions on seekbar
Update DialogFullScreenInfo.xml

fixed label positions on dialog full screen info
Update DialogOk.xml

updated to gotham skinning requirements
Update MyVideoNav.xml

Updated myvideonav.xml for gotham

removed flatten and stack buttons
Merge pull request #27 from karandras/Gotham

Gotham
Update DialogYesNo.xml
Gotham: remove aligny top
This fixes alignment issues in several locations.
Fix temperature alignment in global view
Fix Weather screen alignment
Gotham: switch to new control positioning 2
forgot to remove this, see http://forum.xbmc.org/showthread.php?tid=176115 and (updated post) http://forum.xbmc.org/showthread.php?tid=158812&pid=1541008#pid1541008
Gotham: fix skindebug alignment
Gotham: replace occurrences of reverse positioning with new positioning
Gotham: replace occurrences of reverse positioning with new positioning - forgot a few
Gotham: get rid of default 0,0 positioning and fix obvious errors
default positioning in this way interferes with <bottom> tags
Gotham: Profile support - update LoginScreen.xml and SettingsProfile.xml
Gotham: fix weather datebar
Gotham: correct Home datebar
Gotham: add Settings Level button and Settings description textbox
See http://forum.xbmc.org/showthread.php?tid=158812&pid=1410952#pid1410952 and http://forum.xbmc.org/showthread.php?tid=158812&pid=1437429#pid1437429