Bump version to 3.2.0
Update README.md for voltha-2.6 release
Update BUILDING.md file for using BAL3.4.9.6 package
Update debian package files to build for BAL 3.4.9.6
Fix issue in dev_mgmt_daemon service script

Change-Id: I0853bef9f30f67b8db0868f6dbb92c8248ce0130
diff --git a/agent/device/asgvolt64/mkdebian/debian/rules b/agent/device/asgvolt64/mkdebian/debian/rules
index 2a7d1d8..58f1ecf 100755
--- a/agent/device/asgvolt64/mkdebian/debian/rules
+++ b/agent/device/asgvolt64/mkdebian/debian/rules
@@ -26,7 +26,7 @@
 
 override_dh_auto_install: 
 	mkdir -p $(DEB_DH_INSTALL_SOURCEDIR)/tmp
-	cp -a $(CURDIR)/debian/release_asgvolt64_V3.4.7.5.202008030101.tar.gz $(DEB_DH_INSTALL_SOURCEDIR)/tmp
+	cp -a $(CURDIR)/debian/release_asgvolt64_V3.4.9.6.202008310101.tar.gz $(DEB_DH_INSTALL_SOURCEDIR)/tmp
 	cp -a $(CURDIR)/debian/libz.so.1 $(DEB_DH_INSTALL_SOURCEDIR)/tmp
 	cp -a $(CURDIR)/debian/libstdc++.so.6 $(DEB_DH_INSTALL_SOURCEDIR)/tmp
 	cp -a $(CURDIR)/debian/libbal_host_api.so $(DEB_DH_INSTALL_SOURCEDIR)/tmp