node: rewrite urls for html5 push state support
node: rewrite urls for html5 push state support

Rewrite statically served urls before sending files to enable HTML5
pushstate support. (Serve index.html if the URL doesn't have any `.`s
in it.

omkarudipi/marklogic-samplestack,omkarudipi/marklogic-samplestack,laurelnaiad/marklogic-samplestack,marklogic/marklogic-samplestack,omkarudipi/marklogic-samplestack,omkarudipi/marklogic-samplestack,marklogic/marklogic-samplestack,dmcassel/marklogic-samplestack,laurelnaiad/marklogic-samplestack,supriyantomaftuh/marklogic-samplestack,laurelnaiad/marklogic-samplestack,marklogic/marklogic-samplestack,dmcassel/marklogic-samplestack,laurelnaiad/marklogic-samplestack,dmcassel/marklogic-samplestack,marklogic/marklogic-samplestack,supriyantomaftuh/marklogic-samplestack,supriyantomaftuh/marklogic-samplestack,dmcassel/marklogic-samplestack,supriyantomaftuh/marklogic-samplestack