Implement Code Style schemes

Task-number: QTCREATORBUG-5092

Change-Id: I218cef02f7c242e4dfae59b1b8021ea618e60d07
Reviewed-on: http://codereview.qt-project.org/5160
Reviewed-by: Leandro T. C. Melo <leandro.melo@nokia.com>

src/plugins/qmljstools/qmljsindenter.cpp

@@ -81,3 +81,9 @@ void Indenter::indentBlock(QTextDocument *doc,
 
     tabSettings.indentLine(block, depth);
 }
+
+void Indenter::invalidateCache(QTextDocument *doc)
+{
+    QmlJSTools::QtStyleCodeFormatter codeFormatter;
+    codeFormatter.invalidateCache(doc);
+}