update basic cluster setup doc
clean up basho bench
update basic configuration doc
clean up aws doc
update backends and best practices
update bitcask and cluster planning
a bunch of stuff
start cleaning up installation pages
more fixes to installation docs
some small things
small changes to cluster setup
some final cleanup
finalize cluster setup
fix <code> issue
Merge pull request #947 from basho/lp/update-ops-building

Ready: Update /riak/ops/building