initial profiling code
refactored coordinator/pikelet structure to better support profiling
some bugfixes; tests still broken
test fixes & cleanup
a bit more meat in the profiling task
Merge branch 'master' into 53_profiling

(and some cleanup to fix conflicts, etc.)
improve coordinator shutdown test
improvements to profiling script, still a few rough edges
add perftools support to profiler script
fixed health check method, bug with passing redis config
more simplification/refactoring of pikelet setup; NB tests are broken, will fix soon
restore some requires, fix spec
wrap cucumber features in EM.sync block
a less hacky version of the previous commit
bugfix for thin pikelet init
refactor executive notifications, to simplify profiling code
cleanup
update testing gems
Merge branch 'master' of github.com:flpjck/flapjack into 53_profiling
update chronic gem