Quote case statements for future parser

Future parser (appears to) require that cases be quoted. Currently, using future parser always results in the default fail.
Merge pull request #108 from danieldreier/patch-2

Quote case statements for future parser
Add nofify that thin is up for review

To support the efforts of #110.
Merge pull request #111 from xaque208/deprecatethin

Add nofify that thin is up for review