added example for listening on random port
no need to generate port for test server
added support for performing blocking and non-blocking requests at the same time with Mojo::UserAgent
small optimizations
small optimizations
bump version
use a different code name
smarter number and string detection for Mojo::JSON
fixed support for Perl 5.10 and 5.12
added dualvar test
explain new behavior
improved number detection performance
Merge pull request #620 from kraih/better_json

smarter number and string detection for Mojo::JSON
updated Changes, CREDITS and documentation
fixed typo in Changes
removed generate_port method from Mojo::IOLoop
use an array queue
simplify queue
fixed warnings in Mojo::IOLoop::Delay (closes #621)
no need to copy value for number detection