Save ONOS Logs for cluster test, print stacktrace when looking for
exceptions, and other random fixes

Change-Id: I26d54fc261d91c88b2303e3d99a954597fc4c58c
diff --git a/TestON/drivers/common/clidriver.py b/TestON/drivers/common/clidriver.py
index fd1a401..b6be81a 100644
--- a/TestON/drivers/common/clidriver.py
+++ b/TestON/drivers/common/clidriver.py
@@ -232,7 +232,7 @@
         i = handle.expect( [ ".ssword:*", default, pexpect.EOF ] )
         if i == 0:
             handle.sendline( pwd )
-            handle.sendline( "\r" )
+            handle.sendline( "\n" )
 
         if i == 1:
             handle.expect( default )