Add http:// prefix to redirect_uri param for GitHub authentication, closes #1237
Don't call methods with nil

having nil as binary switch is as bad as having a boolean, and you're not able to use good programming practices like default arguments.
Merge pull request #1241 from markijbema/patch-3

Don't call methods with nil
Merge pull request #1238 from daguar/add-http-prefix-to-github-auth-redirect-uri

Add http:// prefix to redirect_uri param for GitHub auth, closes #1237
Performance fixes for Worklist.

+ Fixed N+1 queries in submissions by including user.
+ Removed using user.nitpicker_on? in a loop. Produces 1 query per call.
Merge pull request #1239 from mscoutermarsh/master

Fix N+1 queries on Nitpick page.