added things to ghci-lib
Merge branch 'master' of github.com:gibiansky/IHaskell

Conflicts:
	src/IHaskell/Eval/Evaluate.hs
adding some utils
Not longer breaking on newer shelly
bumping shelly requirement, b/c in 1.4 `silently` silences stderr
Revert to e08963c7f4548200a09dafb0e0bd4b263dd7c1bb
require shelly 1.3, and add note about why
adding checks for broken packages
allowing very new shelly
Replacing SVG with base64 encoded html+img tag for svg, closes #187
Merge branch 'master' of https://github.com/gibiansky/IHaskell into display_sideeffects

Conflicts:
	build.sh
	ihaskell.cabal
	src/IHaskell/Display.hs