yAxis beginnings
fixed scroll on y-axis and corrected bar heights
intial spacing changes
Moved X-Axis to bottom, initial styling to specifications
Added horizontal lines across the chart
Latest updates as of 3/21
changes according to discussing with ragingsquirrel
Merge branch 'yAxis' of github.com:ragingsquirrel3/stellar_scroll_example into yAxis

Conflicts:
	client/coffee/main.coffee
	client/coffee/slippy_bar_chart.coffee
	client/index.jade
	client/scss/main.scss
bottom tick text and stroke changes; semantic changes to tick text
Better tick spacing and sizing
more tweaking to the ticks and text
changed x-axis tick width
no crisp edges on x axis
more prompt info
time scale ends at year 2000, plus some adjustments
roman arches in 3d images