Add travis image to the readme.

This will have a little icon saying if the build passed.
travis icon now goes above title in readme
get rid of line break between title and travis icon
Travis icon now goes after the title
Build status in the README now links to the site.
Merge branch 'develop' into f/readme-travis
Merge pull request #18 from pharpend/f/readme-travis

Add travis icon to the readme
Correct placement of wei2912's surname.
Setup SSH deployment to server.
Disable strict host key checking.
Set correct permissions for deploy_rsa, which should not be executable.
Fix failed copy-pasta.
Resort to yes yes.
Add known host to .ssh/known_hosts.
Merge branch 'ssh-key' into develop
Use Travis's way of adding a host.
Shift environmental variables into repository settings.
Change naming scheme of built PDF files.
Merge pull request #21 from wei2912/wei-surname

Correct placement of wei2912's surname.
Configure Travis CI bot for IRC.