fixed zeromq support
added accumulator metrics collector
added multiplier and adder collector
fixed typo in total_tx metric
Fix typos
Merge pull request #460 from Kapishin/master

Fix typos
gemspec for 1.9.20
Merge branch 'master' of ssh://github.com/unbit/uwsgi
add rack to gemspec
fixed v8 RPC
removal of embedded zeromq api
do not spit errors on non x86 timerfd_create
support timerfd_create/timerfd_settime on __arm__
Fix few typos
Merge pull request #462 from Kapishin/master

Fix few typos
tiny uwsgi.h refactoring
improved chain reloading
added accepting and ready state to the Emperor
prepare for embedded plugins builder
another step for embedded plugins builder