Fix #168 - Initial commit of ACME specific demo files
Switched to data provided by Dave Bader - acmev0pt1.tar
PCMDI Metrics run over pr, prw & tas
Adding kludged cdscan
Merge pull request #169 from durack1/issue168_durack1_ACMEDemoScripts

@gleckler1 @doutriaux1 I'm self-merging this just to clean things up..