Adds styling to the page sections
adds speaker avatar stuff
Merge branch 'gh-pages' of github.com:pedrocorreia/cbwip into gh-pages

Signed-off-by: Pedro Correia <pedro.a.correia@co.sapo.pt>

Conflicts:
	css/codebits2014.css
	css/codebits2014.min.css
	index.html
	less/codebits2014.less