Clean up Name.Name, try to use HsName less. add some more instances for ToName.
Clean up Name.Name, try to use HsName less. add some more instances for ToName.

darcs-hash:84d52e13e8c06e353e86c38fd1dd59b3d94c73fa

dpwright/jhc,dpwright/jhc,dpwright/jhc,dpwright/jhc