Multiple module improvements

The github method did not extract data properly because of changes in
the HTML. Modified the method to extract data from the new HTML format.

Added code to create a contact from the first and last names found on
Github, Bitbuckt, SourceForge, and Gitorious
Added support for adding IP addresses not just host names
Fix for original submission
Removed output on successfully adding contact
Merged dev_driver into master
removed the broken youtube pushpin module, fixed a bug in the picasa pushpin module, fixed a bug in the domain_creds pwnedlist module, and made aesthetic changes to the domain resolve module.
Changed the IP only behavior to use None values instead of empty strings
Reverted description and changed the empty host and ip check
Merged in zgrace/recon-ng/add_host (pull request #75)

Added support for adding IP addresses not just host names
Merged LaNMaSteR53/recon-ng into master