Added in administration first time browscap data check.
Fixed wrong mobile theme value in hook_boot().
Changes that allow the correct cooperation with the Browscap module branch 2:
- Load the module during bootstrap.
- Fixed the use of false and true as string.
New module administration UI.
Added feature to use the mobile theme on administration pages.
Added alter hook as requirement for the Mobile Switch Block module.
Various performance optimizations.
Added API file.
Fixed the use of the global variable site_offline on fresh installs if this variable not initialized.
Backport initial release.