mkdir for jenkins.sh
fixed up the pip install command
test if the directory exists first
only re-download stanford packages if updating
updated package versions in pip-req.txt
pip upgrade when possible
pip allow external for matplotlib, the pypi hosted versions seem to be out of date
fixed bash path
download third party dependencies to home dir for caching
fixed up some strings
rm the zip files instead of the extracted directories
curl suppress output
Merge branch 'develop' into jenkins
fixes to brill to get rid of the yaml dependency
Merge pull request #588 from jskda/pull_request.jenkins

Fixes for jenkins