Share widget: Added Yahoo! Mail, Gmail and mailto options (fixes #4742)
Merge pull request #4869 from pjackson28/shareemail

Share widget: Added Yahoo! Mail, Gmail and mailto options (fixes #4742)
[CSS] Updated the font sizes for the headings.
Merge pull request #4870 from thomasgohard/css-headingsizes

[CSS] Updated the font sizes for the headings