Merge pull request #1034 from jonasled/patch-2

don't fix the select height, to fix multiline select

frontend/scss/selectize.scss

@@ -190,3 +190,7 @@
 .selectize-dropdown .optgroup:first-child {
     border-top: 0 none;
 }
+
+.custom-select {
+    height: auto;
+}