Added coffee script examples based on opencv tutorials and updated blockWaitKey function.
Fix to use always the first param as timeout if only that one was provided while keeping backwards compatability with 2 params.
Remove white space name in Coffescript examples folder.
rename examples folder to be more in accordance with the current examples naming convention.
Merge pull request #1 from hybridgroup/examples-waitkey-upd

Added coffee script examplesand updated HighGUI blockingWaitKey.