CLOUDSTACK-4006 [VMWAREDVS] vmware.use.dvswitch global config is missing after upgrade

Signed-off-by: Sateesh Chodapuneedi <sateesh@apache.org>
CLOUDSTACK-3181 and CLOUDSTACK-847
Adding Tests for Egress Firewall rules advance zone. Code review changes and added tests for RVR and DB table value checks

Signed-off-by: Prasanna Santhanam <tsp@apache.org>
(cherry picked from commit 13869f1a9b3c404184aaa58a378fb87bfce2fa44)
Egress Rules: Corrections to few areas

1. correcting the log_test_exceptions decorator so nose testrunner can
detect and document the running test
2. correct the wait for network cleanup -> network.gc
3. Remove commented skips
4. Sanitize host passwords

Signed-off-by: Prasanna Santhanam <tsp@apache.org>
(cherry picked from commit 04df5d289ca9394c7f647fb94e5289160a2d3467)
CLOUDSTACK-3211: Add help docs to S3 secondary storage configuration.

When adding an S3 secondary storage, the administrator will
now be shown help for each input field making it friendlier
to use.

Signed-off-by: Prasanna Santhanam <tsp@apache.org>