fix request pool size variable and referable in riak_test
Merge pull request #877 from basho/bugfix/rt-request-pool-size

fix request pool size on riak_test

Reviewed-by: shino
Remove unwanted log for user lookup failure

The branch is responsible for anonymous accesses. They may be
authorized by ACL or bucket policy.
Cosmetics: get out branches which never happen
Use undefined as is in order to tread anonymous access properly
Merge pull request #883 from basho/bugfix/remove-anon-log

Bugfix/remove error log of anonymous access

Reviewed-by: kuenishi
Make retry count to get blocks configurable
Reduce execution time of repl_test and repl_v3_test
change gc_paginated_indexes default to true
update to the comments
Merge pull request #885 from basho/feature/repl-test-shortening

Reduce execution time of repl test (v2 and v3)

Reviewed-by: kuenishi
Merge pull request #884 from basho/feature/gc-paginated-indexes-default

change gc_paginated_indexes default to true

Reviewed-by: shino
Reduce overhead in each test case on riak_test

- not restarting after specifying admin spec
- starting riak_cs and stanchion can run in parallel with ring converge
- change ring_creation_size to 8 from default
Tie up several small regression tests to few, to avoid riak_test setup/teardown overhead
Mistakenly removed cs_631
Use unused delay
Clean up tests
fix badmatch
fix badmatch again
Merge pull request #886 from basho/feature/faster-rt

reduce overhead in each test case on riak_test

Reviewed-by: shino