Allow edn as a valid default encoding in torquebox.yml
Get TB building against JRuby 1.7.5
Use JRuby 1.7.5 instead of 1.7.5.dev
Remove dead code related to building on JRuby < 1.7
Get TB build working under JRuby 1.7.5 in 1.8 mode
Get Rails 2.3.x apps working with JRuby 1.7.5

This may not work for all Rails 2.3.x apps, but it works for our
integration test apps.
Get windows .bat files generating again under JRuby 1.7.5
No more using web CM for polyglot caches, now that I grok the module attribute

I'd be lying if I said it wasn't at least partially due to changes
required by Infinispan's hotrod client so that overlay compatibility
is maintained.
Trusting tcrawley here, because he's never steered me wrong
Restore mbeans for jobs.
Revert "Restore mbeans for jobs."

This reverts commit 83798b9990c659b04fae4d78a12f67877e3786d9.

This was the wrong fix. The correct way to fix this was to revert
changes in polyglot.
Update to newer polyglot with job fix; adjust for mbean install API changes.
Pend these Rails 4 streaming integs until JRuby 1.7.6 comes out
Pend Rails 3.1 streaming integs for now as well