Merge branch 'textarea-resize' into 'master'

Change textareas to resize vertically only

See merge request tildes/tildes!137

tildes/scss/modules/_form.scss

@@ -94,7 +94,7 @@ select.form-select:not([multiple]):not([size]) {
 textarea.form-input {
   height: 8rem;
   line-height: 1.5;
-  max-width: none;
+  resize: vertical;
   transition: none;
 }