VCS: Add a way to filter out files/directories that belong to a VCS

Change-Id: I4dcbe6242cfe327e3b72d3dd550309be45e326a9
Reviewed-by: Orgad Shaneh <orgads@gmail.com>

src/plugins/bazaar/bazaarcontrol.cpp

@@ -52,6 +52,11 @@ Core::Id BazaarControl::id() const
     return Core::Id(VcsBase::Constants::VCS_ID_BAZAAR);
 }
 
+bool BazaarControl::isVcsFileOrDirectory(const Utils::FileName &fileName) const
+{
+    return m_bazaarClient->isVcsDirectory(fileName);
+}
+
 bool BazaarControl::managesDirectory(const QString &directory, QString *topLevel) const
 {
     QFileInfo dir(directory);