Add smaller sizes to fa modifiers

add fa-sm and fa-xs

Author: Dave Conway-Jones

dist/css/app.min.css

@@ -20251,6 +20251,14 @@ md-tabs-wrapper md-next-button ng-md-icon {
 
 /* makes the font 33% larger relative to the icon container */
 
+.fa-sm {
+  font-size: 0.875em;
+}
+
+.fa-xs {
+  font-size: 0.75em;
+}
+
 .fa-lg {
   font-size: 1.33333333em;
   line-height: 0.75em;

dist/dashboard.appcache

@@ -1,5 +1,5 @@
 CACHE MANIFEST
-# Time: Tue Nov 12 2019 22:42:30 GMT+0000 (Greenwich Mean Time)
+# Time: Wed Nov 13 2019 11:27:21 GMT+0000 (Greenwich Mean Time)
 
 CACHE:
 i18n.js
@@ -24,4 +24,4 @@ fonts/weather-icons-lite.woff2
 NETWORK:
 *
 
-# hash: 92acd8793941ac9dde35857d976542b224d3f972479f724be086715136c07757
+# hash: 52795486a652cbd80e8847dc50c43bef559b41dd87da8ececdc9f99eb23e0b13