New DB admin page, mostly working and styled

...ntend_client/app/admin/databases/databases.controllers.js

...s/frontend_client/app/admin/databases/databases.module.js

...nd_client/app/admin/databases/partials/database_edit.html

...ient/app/admin/databases/partials/database_edit_pane.html

.../app/admin/databases/partials/database_master_detail.html

...t/app/admin/databases/partials/database_table_detail.html

...ent/app/admin/databases/partials/database_table_list.html

resources/frontend_client/app/components/buttons/buttons.css

resources/frontend_client/app/components/form/form.css

resources/frontend_client/app/components/select/select.css

resources/frontend_client/app/css/admin.css

resources/frontend_client/app/css/core/link.css