pymatcher: added filename_score
pymatcher: added path_score
pymatcher: use heapq to find n best results
Merge pull request #8 from jdowner/staging

Moved ranking to list comprehensions and using heapq
Version 1.0c

Added:
 - support for <c-d> and <c-f> modes
 - Added python3 compatibility

Improved:
 - matching algorithm for all modes
 - better memory usage via #8 ( use heapq to find n best results )