* Refactor context-main.js
* Simplify tags
* Use flex layout
* Use image masks for icons, update styles
* Remove old classes
* Add profile button
* Add support for profile selection
* Add title
* Swap the options and search link order
* Fix title
* Add link to the help button
* Update context.html to not use bootstrap
Styles moved into a separate file
Update icons
* Update terminology to correspond to new icons
