Starting snapshot 1.2.0-SNAPSHOT

Also, fixed onos-upload-bits script to upload rc's to nightly/

Change-Id: I9bb8fe685492e23c740796879f0b66c307e26e56
diff --git a/tools/build/onos-upload-bits b/tools/build/onos-upload-bits
index 19eaada..e0d5524 100755
--- a/tools/build/onos-upload-bits
+++ b/tools/build/onos-upload-bits
@@ -8,4 +8,4 @@
 #FIXME need to export s3Creds
 #TODO we could verify that ONOS_VERSION is set, and only upload that version
 
-python onosUploadBits.py
+onosUploadBits.py