Move executable to bin/

This allows man page auto-discovery.

Author: georgebrock

git-browse bin/git-browsegit-browse renamed to bin/git-browse

@@ -1,9 +1,12 @@
 #!/usr/bin/env python
 
 import sys
+import os
 import argparse
 import textwrap
 
+sys.path.append(os.path.join(os.path.dirname(__file__), '..'))
+
 from gitbrowse.browser import GitBrowser
 from gitbrowse import git