Paramaterize context path and url pattern in integration tests.
Add non-root context path and url pattern to integration tests.
Use interpreter mode in integration tests' short-lived JRuby containers.
Add ramaze-2012.12 to integration tests.
Add #delete support to Rubylet::Environment.
Add Environment.new_as_hash to create plain hash if lazy hash won't work (no configuration to enable this however).
Merge pull request #2 from pmahoney/master

Paramaterize integration tests; add #delete to Environment