Added alt text to image_spec.rb

Signed-off-by: Travis Newman <travis.c.newman@gmail.com>
Added alt text to image.rb

Signed-off-by: Travis Newman <travis.c.newman@gmail.com>
patch to add in alt text
version bump
Delete add_alt_text.patch
Merge pull request #1 from travisnewman/master

Added alt text to img embeds