added new enum None

need to remove dependency on RDI.Web inside DocumentModule (ref the enum)
Merge branch 'master' of github.com:wjensen/PdfRotate

Conflicts:
	Rotate.Console/RDI.Web.OWIN/RDI.Web.OWIN.csproj
Merge branch 'master' of github.com:wjensen/PdfRotate
working (prototypically)