Git: Ignore more generated files

Change-Id: Ic640fcf4f266de92077c733727f5bc8aa08625e2
Reviewed-on: http://codereview.qt.nokia.com/1939


Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Daniel Molkentin <daniel.molkentin@nokia.com>

.gitignore

@@ -33,6 +33,7 @@ Thumbs.db
 *.qmlproject.user*
 *.pluginspec
 src/app/Info.plist
+src/libs/utils/app_version.h
 src/plugins/coreplugin/ide_version.h
 share/qtcreator/externaltools