Fix and improve cursor

www/code/app-code.less

@@ -9,13 +9,6 @@
         @color: @colortheme_code-color
     );
 
-    .cp-codemirror-cursor {
-        border-left: 2px solid red;
-    }
-    .cp-codemirror-selection {
-        background-color: rgba(255,0,0,0.3);
-    }
-
     display: flex;
     flex-flow: column;
     max-height: 100%;

www/code/inner.js

@@ -304,7 +304,7 @@ define([
         framework.onCursorUpdate(CodeMirror.setRemoteCursor);
         framework.setCursorGetter(CodeMirror.getCursor);
         editor.on('cursorActivity', function () {
-            if (editor._noCursorUpdate) { console.log('ok'); return; }
+            if (editor._noCursorUpdate) { return; }
             framework.updateCursor();
         });