implement console map
nextLong
Clean up
Added autocomplete endpoint that responds with json
POST /console

* Return Location header instead of body
* 201 Created
Fix DELETE
move random to companion
Check in configurable changes.
Add comments.
use Random singleton
rename Console to Interpreter (due to conflict with scala.Console, derp)
Clear Dan's review notes.
Remove hardcoded path in jscript.
adding jsp for auto-complete
remove useless args
clean-up
Merge pull request #48 from luckysong/gsong_config

fix #34: Configuration from command line.
refactor for #34: move command-line flags out of Scaffold
Remove un-used code.
Merge branch 'master' of github.com:twitter/scala_school2 into gsong_config