md5 helper
make apple app id common
blank check seems better
UserFile should extend BaseModel
crawl object
fix bad comments
more constants
add SystemError exception
just use try instead of checking for nil
normalize address on email save
add cover image file to grid
add validations to tile; remove child grid
change id generation a bit
refactor parameter and user handling in API; add file upload support
remove debug
implement user file handling
make uploaded files public
icons
uuids should be 24 chars long
true base 62 uuid