bring in carrierwave-sequel
cache dir for carrierwave
whitespace
migration for graph gists
use single quotes where possible
basic gist model
require fog for S3 uploads
uploader class and carrierwave configs
wire up the uploader
route for creating gists via ajax
reorganize
method, not hash
demo vars
move uploader stuff to model for testing
config var for fog
better var naming
fix storage type; generate uuid before create
use default String length
gist associations with graphs
gist validations