Increase h5 to 1.25 * @baseFontSize for certain widgets

[benlk]

Changes

For these widgets:

• Largo sidebar featured
• Largo featured
• Largo recent posts
• INN RSS

Do the following:

• Increases the font-size of h5 elements to `1.25 * @baseFontSize
• Increase the bottom margin on story li elements to 15px from 10px

Why

To distinguish the headlines from the body text.

For YT-34:

Text in the "Recent Posts from the New York Bureau" widget looks a little cramped. Maybe the text size for the excerpts should be slightly smaller in that section. (Looking at the widgets on the hub, maybe smaller body text overall in the widgets? Something's a little off with the padding in general.. not sure the padding is the issue though)

This may be an issue with the styling in Largo generally and we should try to address it there if this affects other sites

Before:

After:

[aschweigert]

this looks generally ok to me but i would probably make both the headline and p's slightly smaller

[benlk]

Headline size is now 1.15 baseline, down from 1.25, and the content text is 0.9 baseline, about 14px.

[benlk]

closing this in favor of #755