Removed susy

OPS-1906

Makefile

@@ -3,7 +3,7 @@ NODE_BIN=./node_modules/.bin
 
 .PHONY: accept clean compile_translations dummy_translations extract_translations fake_translations help html_coverage \
 	migrate pull_translations push_translations quality requirements production-requirements test \
-	update_translations validate stop-devstack
+	update_translations validate stop-devstack static
 
 help:
 	@echo "Please use \`make <target>' where <target> is one of"

course_discovery/static/sass/_lib.scss

@@ -2,5 +2,4 @@
 // edX Course Discovery: Third Party Libraries
 
 // About: third party libraries and dependencies import
-@import '../bower_components/susy/sass/susy';
 @import '../bower_components/breakpoint-sass/stylesheets/breakpoint';