HUE-95. Chrome shows a fuzzy blue outline when the editor has focus.

apps/filebrowser/src/filebrowser/static/css/fb.css

@@ -495,6 +495,10 @@ div.fileviewer .fv-editFile {
 	padding: 0;
 }
 
+.fe-editForm textarea:focus {
+	outline: none;
+}
+
 .fe-divResize {
 	text-align: right;
 	background: #333;