Kits: Ensure that kitUpdated is send on apply

Change-Id: If2afb0d0c9e83c3815e838c6e31d2e2f815e3ac2
Reviewed-by: Tobias Hunger <tobias.hunger@digia.com>

src/plugins/projectexplorer/kit.cpp

@@ -165,6 +165,7 @@ void Kit::copyFrom(const Kit *k)
     d->m_icon = k->d->m_icon;
     d->m_autodetected = k->d->m_autodetected;
     d->m_displayName = k->d->m_displayName;
+    d->m_mustNotify = true;
 }
 
 bool Kit::isValid() const