Merge pull request #124 from past/master

Record the bundled libraries for debugging Safari on iOS and their version numbers
Require at least 1 tab for GCLI.  Fixes #113.
Merge pull request #125 from jryans/gcli

Require at least 1 tab for GCLI.  Fixes #113.
Released 0.2.3, bump to 0.2.4pre