use rack-queue-metrics
send queue depth to librato
operation precedence
use librato prefix
use the right keys here
extract rack queue metrics librato integration into a separate file
don't log rack-queue-metrics
add metric for active requests
this is not unicorn specific
analyze queue time metrics
actually setup the queue time
show app time metrics
log to stdout
Run line profile on demand
Setup bundler for specs
Merge branch 'master' into line-profiler
Revert "log to stdout"

This reverts commit 7d9217c33da63aa72140cbaeb61afecfee66fd64.

Conflicts:
	lib/bundler_api/web.rb
QueueTime needs to be the first middleware
switch over to use metriks
add debugging