coffee spawns own, uncontrollable child process

when using coffee as cmd the server is not restartable
workaround by using node with local coffe-script instead
Added cmdArgs option

Changed behavior to only warn of coffee
Added cmdArgs option
Fix for #53

finished function was called regardless of server state
Revert "Added cmdArgs option"

This reverts commit 6d05d6f37470bca7af07b0e980845411daf28493.
Revert "coffee spawns own, uncontrollable child process"

This reverts commit 8e21fddb90a883b06779d69de91cfbd74651391e.
bugfix
Merge pull request #54 from paulpflug/fix-for-#53

Fix for #53