Centerilize the page naviagtion and content
polish community banner css, fix container typo
nav header styling.
hot fix removed container in base.
Added carousel, images, overlay to community
fix about page container size.
added carousel images
Fix give page styling.
added Burma
Merge branch 'kalite' of https://github.com/jdklein/fle-home into kalite

Conflicts:
	fle_site/apps/ka_lite/templates/ka_lite/base.html
	fle_site/static/less/styles.less
Merge pull request #7 from wangguan59/kalite

Change container size, polish community banner styling and subnav style