Enable auto magic complete only when typing

We only want to auto magically complete when the user is typing text,
not when text is pasted or being removed.

lib/ace/ext/language_tools.js

@@ -121,24 +121,22 @@ var onChangeAutocomplete = function(e, editor) {
     var line = session.getLine(pos.row);
 
     // Detect paste (poor man's paste detection)
-    var pasting = (
+    var typing = !(
         (
             e.data.action === 'insertText' &&
             e.data.text.length > 1
         ) ||
-        e.data.action === 'insertLines'
+        e.data.action !== 'insertText'
     );
 
     // we don't want to autocomplete on paste events
-    if(pasting) {
+    if(!typing) {
         return;
     }
 
     // Append added text to the line
-    if(e.data.action === 'insertText') {
-        line += e.data.text;
-        pos.column += e.data.text.length;
-    }
+    line += e.data.text;
+    pos.column += e.data.text.length;
 
     // The prefix to autocomplete for
     var prefix = util.retrievePrecedingIdentifier(line, pos.column);