test center - fixed dashboard link font issue and started cleaning up markup in reg form - wip

lms/static/sass/application.scss

@@ -19,6 +19,7 @@
 
 @import 'multicourse/home';
 @import 'multicourse/dashboard';
+@import 'multicourse/testcenter-register';
 @import 'multicourse/courses';
 @import 'multicourse/course_about';
 @import 'multicourse/jobs';

lms/static/sass/multicourse/_dashboard.scss

@@ -418,6 +418,10 @@
         font-size: 13px;
         margin: 0;
 
+        a {
+          font-family: $sans-serif;
+        }
+
         .grade-value {
           font-size: 1.2rem;
           font-weight: bold;