Setup to run the tests off of guard and removed all deprication warnings that RSpec was giving.
Put down a few ideas and reminders for the next major release of the gem.
Add the images size attributes to the image_tag by default.  There is a configuration option include_size_attributes that can be set to false to remove this behaviour.
Version bump to 1.1.0
Fixed up the Rake file to run again.
Regenerate gemspec for version 1.1.0
Edge cases on including the size attributes on the image.
Version bump to 1.1.1
Regenerate gemspec for version 1.1.1
Normalize the email to Gravatar standards.
Version bump to 1.1.2
Regenerate gemspec for version 1.1.2
remove px from img tag

"px" isn't  valid HTML
update tests for "px" fix
Merge pull request #12 from vahtel/upstream_fixes

remove px from img tag

http://www.w3schools.com/tags/att_img_width.asp
Version bump to 1.1.3
Regenerate gemspec for version 1.1.3
Add the minimal amount of documentation for the include_size_attributes option.
Added gravatar_image_url instance method.
Changed gravatar_image_url param option to gravatar_overrides hash. Getting Gemfile, Rspec, and Guard up to date.