Handle neagtive angle. Non working version
make conversion working again with angles different from 0
support for setting maxWidth,maxHeight from request parms
repair transformation code, make xdelta/ydelta working again
support for clipping part of a page
simplify renderPage() interface
remove unneeded parameters from renderPage() call
Include index page
MuPdf versions

--HG--
rename : mupdfold.py => mupdf11.py
rename : mupdfnew.py => mupdf12.py
MuPdf 13. support (Initial commit)