Fixing some common typos throughout the repo

- main.True -> main.TRUE
- main.False -> main.FALSE
- main.log.step -> main.step
- main.log.case -> main.case

Change-Id: I522abc5876dee3db360649be8f068d7213c00b42
diff --git a/TestON/tests/FUNC/FUNCovsdbtest/FUNCovsdbtest.py b/TestON/tests/FUNC/FUNCovsdbtest/FUNCovsdbtest.py
index 45e15f4..8d3047e 100644
--- a/TestON/tests/FUNC/FUNCovsdbtest/FUNCovsdbtest.py
+++ b/TestON/tests/FUNC/FUNCovsdbtest/FUNCovsdbtest.py
@@ -139,7 +139,7 @@
         utilities.assert_equals( expect=main.TRUE, actual=onos1Isup,
                                  onpass="ONOS startup successful",
                                  onfail="ONOS startup failed" )
-        main.log.step( "Starting ONOS CLI sessions" )
+        main.step( "Starting ONOS CLI sessions" )
         print main.nodes[0].ip_address
         cliResults = main.ONOScli1.startOnosCli( main.nodes[0].ip_address )
         utilities.assert_equals( expect=main.TRUE, actual=cliResults,