CoffeeScript rewrite + Added an onError setting to the initial call

.gitignore

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+node_modules

Cakefile

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+# Based on https://github.com/twilson63/express-coffee/blob/master/Cakefile
+
+fs            = require 'fs'
+{print}       = require 'sys'
+{spawn, exec} = require 'child_process'
+
+build = (callback) ->
+  options = ['-c', '-o', 'lib', 'src']
+  coffee = spawn 'coffee', options
+  coffee.stdout.on 'data', (data) -> print data.toString()
+  coffee.stderr.on 'data', (data) -> print data.toString()
+  coffee.on 'exit', (status) -> callback?() if status is 0
+
+task 'build', 'Compile CoffeeScript source files', ->
+  build()
+