Add normalize.css and remove reset.css

Some things, notably the list indentation (margins) are a bit wonky.
Will fix during CSS cleanup.
Fix inconsistencies with moving to normalize
Fix responsive figure and list margins
Merge pull request #4 from alexjlockwood/normalize.css

Use normalize.css instead of reset.css
Merge branch 'master' into play-overlay

Conflicts:
	_posts/2014-12-04-activity-fragment-transitions-in-android-lollipop-part1.md
	_posts/2014-12-15-activity-fragment-content-transitions-in-depth-part2.md
Separate inline css into own class