0.4.7
-----
* Raise upper bounds of dependencies

0.4.6
-----
* Add several helper functions for cabal
   - findCabalFile
   - findPackageDB
   - findDistDir

0.4.5
-----
* Support GHC 7.10.1

0.4.4
-----
* Add traversal 'allBuildInfo'
* Add lens for 'targetBuildDepends' field

0.3.1, 0.4.1, 0.4.2, 0.4.3
--------------------------
* Raise upper bounds of dependencies
