added level index page
topics show added view integrated
topic show updated
Merge pull request #8 from rishijain/master

added level index page
contrast and font size update on home
contrast update on level
transparent logo for new color backgrounds
homepage color switcher
more color adjustments
font size adjuster
topic colors
fade background color change
move the mixins to their own file
redesign homepage and refactor color
more color refactoring
textured background
move color and font control panel
topic header color
Merge branch 'master' of https://github.com/pramodshinde/brails into pramodshinde-master

Conflicts:
	app/controllers/topics_controller.rb
	app/views/topics/show.html.haml
Integration of Asscessible design