add make current

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@7406 d0543943-73ff-0310-b7d9-9358b9ac24b2

Makefile.am

@@ -288,6 +288,11 @@ speedy-sure: update-clean
 	$(MAKE) -j core
 	$(MAKE) -j modules
 
+current: update-clean
+	svn update
+	$(MAKE) all
+	$(MAKE) install
+
 wayclean: clean
 
 modules: libfreeswitch.la