Add class to cancel button to match block dialogs
fix the url for the customize dialogs to actually work
Remove some random ass print statements that cause things to fail
Converting some explicit class::constants to self

also the static::constant causes errors, changed to self::constant
Fix Class cases
Make it so if you accidentally hit submit in the preview it doesn't submit the form
Merge pull request #68 from Mnkras/stuff

Fixing Stuff