Doc: add version numbers to the doc titles

Change-Id: I2b71cba2ab19a15a834976e3ce953e992ca4b124
Reviewed-by: David Boddie
Reviewed-on: http://codereview.qt.nokia.com/640Reviewed-by: Eike Ziller <eike.ziller@nokia.com>

doc/config/qt-html-templates.qdocconf

@@ -3,7 +3,7 @@ include(qt-html-default-styles.qdocconf)
 HTML.postheader = \
     "<div class=\"header\" id=\"qtdocheader\">\n" \
     "  <div class=\"content\"> \n" \
-    "    <a href=\"index.html\" class=\"qtref\"><span>Qt Creator Documentation</span></a>\n" \
+    "    <a href=\"index.html\" class=\"qtref\"><span>Qt Creator Documentation $QTC_VERSION</span></a>\n" \
     "  </div>\n" \
     "  <div class=\"breadcrumb\">\n" \
     "    <ul>\n" \

doc/config/qtcreator-project.qdocconf

@@ -20,7 +20,7 @@ qhp.projects            = QtCreator
 qhp.QtCreator.file             = qtcreator.qhp
 qhp.QtCreator.namespace        = com.nokia.qtcreator.$QTC_VERSION_TAG
 qhp.QtCreator.virtualFolder    = doc
-qhp.QtCreator.indexTitle       = Qt Creator
+qhp.QtCreator.indexTitle       = Qt Creator Manual $QTC_VERSION
 qhp.QtCreator.filterAttributes = qtcreator $QTC_VERSION
 qhp.QtCreator.customFilters.QtCreator.name = Qt Creator $QTC_VERSION
 qhp.QtCreator.customFilters.QtCreator.filterAttributes = qtcreator $QTC_VERSION