Fixed the source pack problem, where ntlm did not make into the source pack
diff --git a/src/core/transport/http/sender/Makefile.am b/src/core/transport/http/sender/Makefile.am
index 15e5a93..dd314d3 100644
--- a/src/core/transport/http/sender/Makefile.am
+++ b/src/core/transport/http/sender/Makefile.am
@@ -13,6 +13,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 SUBDIRS=ssl libcurl $(NTLM_DIR)
+DIST_SUBDIRS=ssl libcurl ntlm
 lib_LTLIBRARIES = libaxis2_http_sender.la