Use versioneer for ./lib version
Use versioneer for ./lib version

- Allows the version to be obtained without khmer being installed.

kdmurray91/khmer,souravsingh/khmer,jas14/khmer,jas14/khmer,souravsingh/khmer,kdmurray91/khmer,Winterflower/khmer,Winterflower/khmer,kdmurray91/khmer,ged-lab/khmer,ged-lab/khmer,souravsingh/khmer,F1000Research/khmer,ged-lab/khmer,Winterflower/khmer,F1000Research/khmer,jas14/khmer,F1000Research/khmer