edx/edx-platform — pull request #1326 by gwprice (2013-10-11 17:33:11+00:00)
Title: Use HTTP header for comments service auth

Previously, authentication was done using a URL parameter, which would
appear in various logs. Now, authentication is done more appropriately
with an HTTP header. Note that this requires cs_comments_service commit
cf39aabdd160176ebf206ca19d3ee030161a0b47 or later.

@jimabramson