Update pager yellow alert to a significance value of 650.
Merge pull request #19 from ehunter-usgs/EQH-2745

Update pager yellow alert to a significance value of 650.
Added links and new Programmatic access section
Added icons for new links and in scss
cleaned up code
set up new styles for icons
added new feeds class and id's for new icons
added new icon images
removed ens image that is no longer being used
changed safeintval to intval
added mailing list section and moved real-time feeds to this new section
removed old icons
Added Mailing list section and changed format of sections
added new icons
Merge pull request #21 from jdbrown-USGS/LATESTEQ-177

changed safeintval to intval
Merge pull request #20 from jdbrown-USGS/LATESTEQ-179-icons

Latesteq 179 icons
Changed this.el to this._el to normalize across all projects
Removing .fooey files
Changing additional references to el to _el