BloomBooks/BloomDesktop — pull request #91 by ermshiperete (2014-11-01 20:59:14+00:00)
Title: Fix BookMergingTests

Two tests were failing on my machine because Mercurial read the ~/.hgrc
file and couldn't load some enable extensions. This change sets the
HGRCPATH environment variable to the empty path which prevents loading
the ~/.hgrc file.