Module: admin, change namespace

lib/modules/admin -> lib/module/admin
Merge remote-tracking branch 'upstream/develop' into develop
Update local repo to include changed module namespaces
Fix classes after URL class refactoring

REplaced getURLBase() with getURLDirectory()
Merge remote-tracking branch 'upstream/develop' into develop
Updating local development branch.
Bugfixes

Mostly to work with the new database structure and typos.
Page Admin Update

Work in progress.
Merge remote-tracking branch 'upstream/develop' into develop
Fix parser class to incorporate rename of router 'namespace' column to 'uri'
Stylesheet Admin Update

Fixed legacy support for xhtml fallback
Module: Page admin

Implemented basic functionality for using the page admin.
TODO
 - Nested pages, namespacing/URI fixing
 - Add description field to edit and new form for
Merge remote-tracking branch 'upstream/develop' into develop
Bugfixes, New router abstraction, StatusCodeException, Documented core
Merge pull request #33 from berendbaas/develop

Some updates.