Moved many styles to the mykoop-core role and
renamed less folder to styles to stay consistent
with other modules.
Updated git ignore file to ignore routes.
Removed/moved components to core, adapted remaining ones.
Moved a couple of components around.
Changes following CR.
Merge pull request #211 from my-koop/mg_core_cleanup

Moved many styles and components to the core module
Added validation resolve and executing validation on actions