Added python modules to PATH.
Merge branch 'master' of github.com:alexheyd/prezto

* 'master' of github.com:alexheyd/prezto:
  Updated gaikai specific branch naming convention.
  Added line breaks to alias file.
  Added variable substitution to newpost function.
  Added killport function, changed busyport alias to function to remove required colon for the port number argument.
  Cleaned up alias file.