(cherry picked from commit 832da3ad)

removed symbolset, replaced with fontawesome for gradable status; added transform-origin for saving notification animation to remove wobble

removed symbolset, replaced with fontawesome throughout for new buttons; updated old code for new button at bottom of grading to also use the FA style

typography, SASS, imports

typography, SASS import, mixins/extends

studio - resolving a bug where JQUI sets the z-index of our datepickers to 1, which is less than our dynamic tooltips, causing visual display/access issues.

studio - Sass Cleanup: moved all page/view specific css to their own views and created forms specific sheet

studio - advanced settings: removed new/delete controls from advanced policies and makde key fields readonly/disabled since we're now showing all policy metadata

studio - alerts: refactored styles for common content types across UI, got prompts set up and styled, and refactored base template for future prompt/notification/alert use

studio - adding in info icon to page intro help and making icon classes consistent in all new references

studio - page headers: added in logic to style page actions' height based on title having a subtitle or not