[ENH] Gezza's patch "Tiki14_Theme_patch_2014-12-21"
Part 1: General prefs renaming and restoration of "options" and refactoring of theme functions into themelib.
e.g. site_style -> theme_site, style_option to theme_option_site, style to theme_active, $tikilib->get_style_path to $themelib->get_theme_path etc

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/experimental@53354 b456876b-0849-0410-b77d-98878d47e9d5
[ENH] Gezza's patch "Tiki14_Theme_patch_2014-12-21"
Part 2: User theme functionality including fixing the switch_theme module

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/experimental@53355 b456876b-0849-0410-b77d-98878d47e9d5
[ENH] Gezza's patch "Tiki14_Theme_patch_2014-12-21"
Part 3: Group theme changes

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/experimental@53356 b456876b-0849-0410-b77d-98878d47e9d5
[ENH] Gezza's patch "Tiki14_Theme_patch_2014-12-21"
Part 4: Theme control changes
Refactor ThemeControlLibinto the right place, numerous other pref changes and tc admin fixes

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/experimental@53357 b456876b-0849-0410-b77d-98878d47e9d5
[ENH] Gezza's patch "Tiki14_Theme_patch_2014-12-21"
Part 5: Default theme (empty "skeleton" directory structure)

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/experimental@53358 b456876b-0849-0410-b77d-98878d47e9d5