config file is now fed via commandline option.
deleted config.py because it will be replaced by config.yml
making sure that real oauth keys won't leak.
config file in yaml format
config is now working
moved saitan.py to saitan/config_loader.py to isolate config loader from main script
config_loader.py is now class based.
Merge pull request #5 from chris-x86-64/config

Merging config to master