Added config files

Added configuration files. Defaults at awake/defaults.json and
awake/romdefaults.json
Fixed default rom file

I forgot to set "roms/blue.gb" back to args.rom_file
Config fixes, fixed broken database-upgrade

Fixed things broken in previous commits, removed json files from
roms/.gitignore
Merge pull request #7 from qwertyzzz18/config-file

Added config file
Merge remote-tracking branch 'devdri/master'