Bumped cypress tag version in install script to v2.5.1
Merge pull request #65 from okeefm/install_script_version_bump

Bumped cypress tag version in install script to v2.5.1
Updated MPL caching to only cache if it's the MPL being asked for (AKA if there's no test set)
Removed some caching in the patients controller that could cause issues
Merge branch 'mpl_caching_fix' of https://github.com/okeefm/cypress into mpl_caching_fix