Mock urllib2.urlopen to use local files; Potentially reduces test times from ~120 seconds to ~5 [MJ-247]
Add testfixtures library to simplify method mocking [MJ-247

It's the same number of lines, but it explicitly shows what is going on.
Improves handling of read_file; Replaces base urllib2.urlopen [MJ-247]
Update mysearch model tests to use testfixtures [MJ-247]
Merge branch 'master' into tests-slow-network-access__MJ-247
Merge branch 'master' into tests-slow-network-access__MJ-247
Remove unhelpful mocked method [MJ-247]
Merge pull request #143 from DirectEmployers/tests-slow-network-access__MJ-247

Tests - improves speed of tests doing network access - MJ-247