[Core] Created the CorvusCoreBundle.
[Core] Moved key files to Core Bundle.

The Key files included abstract/base controllers which the other
bundles inherit from. Entities which the other bundles inherit from.
Config/service definitions and the services themselves.
[Namespace] Updated use statements to Core Bundle.
[Ctrl] Improved Template annotation in GeneralSettingsController
[Entity] Fixed @param's in GeneralSettings Entity
[Form] Fixed theme/template paths in GeneralSettingsType
[View] Admin index coming soon updated
[Misc] Updated .htaccess to remove app.php properly
[Core] P. Extension loads routes from Frontend and Active Nav works with Prod/Dev

The PortfolioInfoRepository extension was moved to the CoreBundle from
the FrontendBundle. So now the loading of the route collection has been
changed to load from the FrontendBundle so it functions properly.

The detection of the current/active route was updated to allow it to
work with the .htaccess rewriting the URL to remove the app.php, and to
work when using app_dev.php
[Dist] Removed DB pw in .dist files, causes .travis errors
[Travis] Told travis to only run on master branch.
[Changelog] New in 0.2.0