isgd.pl 0.9

* fix use of uninitialized value with "auto" option enabled
* improve URL regex
Merge pull request #13 from stfnm/isgd.pl

isgd.pl 0.9
grep.py 0.7.3: Fix typo
Merge pull request #10 from tribut/patch-1

grep.py 0.7.3: Fix typo
Merge branch 'master' of https://github.com/weechat/scripts