Clean headers in QmlJs.

Ran script to remove inludes on a trial-and-error basis and
manually corrected it (Parser excluded).

Change-Id: I5ec6e1076430009bb72094411b2c3386f8bea548
Reviewed-by: Aurindam Jana <aurindam.jana@digia.com>

src/libs/qmljs/qmljsreformatter.cpp

@@ -30,14 +30,10 @@
 #include "qmljsreformatter.h"
 
 #include "qmljscodeformatter.h"
-#include "qmljsscanner.h"
 #include "parser/qmljsast_p.h"
 #include "parser/qmljsastvisitor_p.h"
 
-#include <QCoreApplication>
 #include <QString>
-#include <QFile>
-#include <QTextStream>
 #include <QTextBlock>
 #include <QTextDocument>
 #include <QTextCursor>