Merge pull request #44 from jmu303/master

Minor Stylistic Changes
Update deltabot.py
Added Requirements document
Set up basic testing framework
Modified scan_comments to make it more testable, wrote tests for scan_comments.
Modified scan_comments to make it more testable, wrote tests for scan_comments.
Created praw_mocks module to keep mocks and test cases separate.
Wrote tests for scan_comments and the methods that it uses.
Added runtests script
Merge pull request #45 from chrisuehlinger/master

First round of testing
Uncommented logging in scan_comment(), updated comment mocks so they have a submission
Forgot to add praw_mocks.py to the repo
When testing, DeltaBot will use alternate credentials to login
command_add now calls scan_comment_wrapper
Update deltabot.py
Minor log edit
Update deltabot.py
Update deltabot.py
Required arguments mismatch

points_already_awarded_to_ancestor requires 3 arguments (self, comment,
parent). It was only given 2. I have added awardees_comment in hopes
that it will correct this issue.
Required arguments mismatch #2