added +RTS -IO -RTS to gitit command, and a matching -rtsopts in gitit.cabal
Merge branch 'dev'
Merge branch 'master' of git://github.com/jefdaj/gitit
started testwiki
added cacheDir
changed Dot.hs to generate and cache svgs
added dotsvg to readme
added cachedir to readme
TODOs
changed staticDir to cacheDir in Dot.hs
Merge branch 'dev-dot+cachedir'

Conflicts:
	README.markdown
	plugins/Dot.hs