Revert "Add gzip extension to assets"

This reverts commit 48f224f6313e6c696058d8747d57f1887caf8835.
Fix margin bug on category pages
Fix bugs in footer

- Remove stray tag: </em>
- Remove alt attribute from object tag
- Add attribute: "type=image/svg+xml" to object tag
Remove list items from category pages
Add "type=image/svg+xml" to object tag
Add AWS tasks to Grunt
Add bower_components to site.yml
Reorganize data in author.yml