Added stdout and stderr output capturing, user config loading and simplified the repl tests.
Inputs such as `puts "hello"`, `.ls` and many others now work as expected.
Added valid token spec. Fixed specs that were mocking methods or objects that weren't being used, such as $sandbox (was always nil), and Webconsole::Repl.token (method isn't ever called). Extracted out common code into response_to and query helper methods. Using let bindings and new contexts to further simplify the specs.
remove jquery 1.6.2
fix jquery conflict
Fixes issue causing errors on some response objects, such as Rack::File
…all responses respond to #first.