update version to 0.7.0
update version to 0.7.0

Ignore-this: 3f0f7649b050eb6be3097a334417dc77

darcs-hash:20090820031733-1a7c6-3b486c4894e35b772f58626a205a4318b6ec816b

jimcrayne/jhc,jimcrayne/jhc,jimcrayne/jhc,jimcrayne/jhc