Add bench_down test
Add rtssh harness to control remote nodes
Remove -callback to work with R14
Change build_cluster to use staged clustering
barely working
add more reporting stuff, some files that were forgotten last time
add a file I forgot to add
update for multiple loadgens
Update Riak CS test runner for Riak 2.0

Most of this file has already been copy-pasted from rtdev.erl. We'd like
to eventually fix that, but in the interest of getting the tests
running, this commit just brings it back up to date, using the same
technique.
add initial install doc
Merge remote-tracking branch 'origin/master' into pevm-perf-rt

Conflicts:
	src/riak_test.erl
	src/riak_test_runner.erl
	src/rt.erl
- parallelize the report digesting script to speed it up.
- finish merge with master
- add some arguments to the perf run test
- various tweaks and bugfixes
Commit various local changes
Move riak_test to riak_test_escript to match master
Merge branch jdb-rtssh.wip into master

Conflicts:
	rebar.config
	src/riak_test.erl
	src/riak_test_escript.erl
	src/rt.erl
Add missing config defaults
Numerous rtssh harness improvements

-- Update to work in post-Cuttlefish world
-- Support upgrade/downgrades
-- Support cluster groups (as used by rtcloud)
-- Create missing SNMP directories
-- Add utils/rt-cluster escript for cluster provisioning
Add additional delay to remote_read_file to combat race
Remove all basho_bench/collector/proxy code (for now)
Make rt-cluster support multiple clusters/repl