fixed .g handler
factored out simple command/responses
[sarah] change runtime error to parse error
No more set!s
(except for derek's set-closure-env!s)
(jeez derek step it up)
[sarah] sarah lets better than derek ever could
[sarah] much nicer lambdas than derek's weird \ things
fixed message parsing
[romanpolanski] because we have already infix and prefix, so why not.
[romanpolanski] postfix lambdas are the best
[sarahpolanski] bools + if
Revert "No more set!s"

This reverts commit 92db1c8173a1faeb3a38433218620adb9f0a5f56.
persistent state
Merge branch 'master' of https://github.com/BenedictEggers/racpete into BenedictEggers-master

Conflicts:
	src/racpete.rkt
Merge branch 'BenedictEggers-master'
Added a simple karma system
refactored testing and made modules slightly more modular
[sarah] multivar lambdas (and thunks!) +  let(rec)?\*?
Added a karma leaderboard
Merge branch 'master' of https://github.com/bboston7/racpete
[sarah] cons