Modify egrep syntax in getMathJaxBranches.sh to make it compatible with MacOSX
Remove some "fail" marks from reftest maniftests.
Fix errors and update reftest manifests after Internet Explorer testing
More reftest manifest updates for IE
Fix PIL import errors
Update setRenderer-1.html and revert changes to testRunner
Add a signal listener to catch Math Processing and TeX parsing errors.
Add tests for issues 361-367
Commit some tests previously written.
First commit for an automated testcase reduction tool.