Upgrade to commons-lang 3.3.2
Merge pull request #3157 from benmccann/commons-lang-upgrade

Upgrade to commons-lang 3.3.2
Fixed benign match error in assets caching
Point ensime links to new locations
Merge pull request #3167 from benmccann/ensime-docs

Point ensime links to new locations
Merge pull request #3162 from jroper/assets-caching

Fixed benign match error in assets caching