Merge pull request #2363 from tobiasd/2016ß217-credits

make_credits.py: handle exception with non-existing addon directory

util/make_credits.py

@@ -46,6 +46,7 @@ for i in c:
 n1 = len(contributors)
 print('  > found %d contributors' % n1)
 #  get the contributors to the addons
+try:
     os.chdir(path+'/addon')
     #  get the contributors
     print('> getting contributors to the addons')
@@ -57,6 +58,8 @@ for i in c:
         name = i.decode().split('\t')[1].split('\n')[0]
         if not name in contributors and name not in dontinclude:
             contributors.append(name)
+except FileNotFoundError:
+    print('  > no addon directory found ( THE LIST OF CONTRIBUTORS WILL BE INCOMPLETE )')
 n2 = len(contributors)
 print('  > found %d new contributors' % (n2-n1))
 print('> total of %d contributors to the repositories of friendica' % n2)