Replace splash image with white-and-outlined version
(/24#issuecomment-39644477)
Adjusted classes and added div for News page title and rss button to align it
with /advisories page.
Small css adjustment for vertical alignment of title with rss button.
- update old class (span7) to new (md-col-7)
- added css to make blog images (div.box div img) on News responsive
- update old alert-error class to new alert-danger class