Remove extra "mail" dependency in logstash.gemspec
Add rescue blocak to bundle install loop in gembag.rb
Merge pull request #1096 from mrsolo/gemfixes

Install cleanups
Add Multi-threaded workers and queues to UDP input
Added config item for queue_size
Updated to streamline multithreaded UDP
Improve documentation of settings.
Merge pull request #1098 from untergeek/udp-untergeek

UDP input plugin tweaks
Add tarball based packages. Fix environment passing in bin/logstash.