Adding html_element utility macro
Merge pull request #81 from mdxs/new_html_element

Adding new html_element utility macro
Setting page help block style

Instead of `text-muted` setting the style of the `config_update.html` page help block to `help-block`; similar to how the help blocks for the OAuth panels are styled (as seen inside the `oauth_fields` macro in `forms.html`).
Merge pull request #82 from mdxs/patch-1

Setting page help block style
Merged with gae-init
Added description for auth_icon
Doc for auth_icons