bump upper bound to allow QuickCheck-2.6
bump upper bound to allow lens-3.9
Release notes for 0.1.0.1
add -d option for specifying dist dir

This was useful for me while testing (using hsenv which puts stuff in
a different dist dir) and may be of more general use as well.
bump version to 0.1.1.0
merge 0.1.1.0 into 0.1 branch