Fix a bug in DELETE methods in two (or more) nested RestControllers.
Extract the scaffold-building tests into tox.

A lot of code was being utilized to provide a *much* slower version of what tox already provides.  This changes scaffold-building tests to run in tox across Python versions.
Improved test cleanup for environment-variable-based configuration.
Merge pull request #190 from ryanpetrello/bug-nested-delete

Fix a bug in DELETE methods in two (or more) nested RestControllers.
Merge pull request #196 from ryanpetrello/improved-scaffolding-tests

Extract the scaffold-building tests into tox.
Merge pull request #197 from ryanpetrello/environment-variable-patch

Improved test cleanup for environment-variable-based configuration.
Add support for ``_lookup`` methods as a fallback in RestController.
Unobfuscate syntax highlighter JS for debian packaging.
Merge pull request #205 from ryanpetrello/next

Unobfuscate syntax highlighter JS for debian packaging.
Increment version number.
Store exceptions raised by ``abort`` in the WSGI environ.

This makes it easier to access the original exception later in the request cycle (e.g., other middleware or in custom error handlers).
Merge pull request #206 from ryanpetrello/next

Store exceptions raised by ``abort`` in the WSGI environ.
Resolve a bug in TransactionHook.

This commit makes TransactionHook more robust so that it isn't as susceptible
to failure when exceptions occur in *other* PecanHooks within a request.
Improve performance for general pecan request handling.
Merge pull request #207 from ryanpetrello/next

Resolve a bug in TransactionHook.
More pecan optimizations.
More tinkering on performant Accept method handling.
Rearrange quickstart verbiage so users don't miss a necessary step.
Merge pull request #210 from ryanpetrello/next

Rearrange quickstart verbiage so users don't miss a necessary step.
Merge pull request #208 from ryanpetrello/perf

Improve performance for general pecan request handling.