more RFC links
factor out sibling selection
small optimizations
sort commands by name
Merge pull request #579 from kraih/sort_commands

sort commands by name
updated Changes
removed a few deprecated attributes and methods
more RFC links
improved Mojo::IOLoop::Server to use address and port for descriptor inheritance
more defensive regular expressions
added example for listening on multiple interfaces
added example for listening on all interfaces
explain default listen value
highlight advantage of delays more
more links to events
new FAQ answer for magical non-blocking code
added html5 custom data attributes to tag helpers
new FAQ answer for blocking and non-blocking operations
new FAQ answer for event loops
fixed select_field helper to be nondestructive