Added server join form in chat page.
Added edit server form in chat page.
Allow to add/join server channel from UI.
Added user options: change nick, away/unaway in UI.
Remove redundant channel join listeners.
Added sing in/up buttons in the navbar.

Added Github auth.
Save user's github profile info during Github signup.
Make waartaa a single page app.
Merge pull request #2 from waartaa/single_page_waartaa

Single page waartaa