Remove popular-repositories

I'm not using it anymore and it just confuses things

bin/popular-repositories

@@ -1,20 +0,0 @@
-#!/usr/bin/env python
-import argparse
-import teamanalysis.git
-import teamanalysis.repos
-
-def main():
-    parser = argparse.ArgumentParser()
-    parser.add_argument('name', help='The name of the person to look up')
-    args = parser.parse_args()
-
-    for repo in teamanalysis.repos.REPOSITORIES:
-        print(repo)
-        abspath = '/Users/eliribble/src/{}/'.format(repo)
-        entries = teamanalysis.git.shortlog(abspath)
-        matching_entries = [entry for entry in entries if args.name in entry[1]]
-        for entry in matching_entries:
-            print("\t{} {}".format(*entry))
-
-if __name__ == '__main__':
-    main()