New lock-free ResourcePool for better utilization of resources. With
optional lifecycle mangement.
Use full class name for thread name
Helper trait for servlets to assist in looking up file resources and
last-modified timestamp.
Refactor of caching to also check file resources. Mostly for improved
caching during development.
Fix multi-thread unsafe coffeescript bug.
Refactor to use javax.script engines, enabling e.g. Nashorn.
Enable caching of compiled coffeescript AND use a pool of compilers
instead of creating new every time.
Fix multi-thread bug for coffeescript.
Update test for refactored compiler.