added options load-media-error-handling to ignore bad status codes for media files
added viewport-size -
Set viewport size if you have custom scrollbars
or css attribute overflow(auto|hidden) to emulate window size
clean up and
and fix Issue 891
http://code.google.com/p/wkhtmltopdf/issues/detail?id=891

Signed-off-by: pussbb <pussbb@gmail.com>

Conflicts:
	src/lib/loadsettings.cc
	src/lib/loadsettings.hh
	src/lib/multipageloader.cc
Merge pull request #17 from sodabrew/pr13-nowsp

Thanks!