add seeding to setup rake task
allow iframes in ckeditor
add alt texts on images from image brick
update changelog
Merge pull request #202 from screenconcept/features/3045_iframe_in_ckeditor

allow iframes in ckeditor
tidy up Rakefile and use single quotes if possible
update changelog
Merge branch 'features/dummy_seeds'

Conflicts:
	CHANGELOG.md
fix indentation
add remotipart gem to handle remote: :true forms with file uploads
remove image validation because the image attribute contains more than 255 chars
only show collapse bricks nav if bricks are present
use simpler syntax
add image_cache input and update syntax
update changelog
update changelog again
remove whitespaces
add asset_cache field to handle cached asset
update changelog
resolve merge conflicts