brainstorming angular rewrite
nest channels, etc under the Client object.
actually connect to irc and display some output
comment a bit.
more work, add placeholder text input
added templates/sass.  use 'grunt build' or 'grunt watch' to compile.
add 'grunt build' to README steps.
content styles were nested in the wrong spot.
convert some magic numbers to variables.
added say directive to allow a user to say commands via the input field
Merge pull request #71 from cjstewart88/cody/angular

added say directive to allow a user to say commands via the input field
convert say directive to more generic on-enter.

also now adds the said text to the channel.
add activity indicator for non-active channels.
auto-scroll content pane
linky.
create a new channel if the channel is not found.
re-add theming -- removed all styles except positioning/padding from the base stylesheet.
keep track of what we've said and cycle through them with up/down arrows.
add command-left / command-right to cycle through channels.
minor style fixes.