Apply glasnt/rickshaw:round-y-axis-tick-label changes to rickshaw.js
Apply glasnt/rickshaw:round-y-axis-tick-label changes to rickshaw.js

Add rounding to KMBT and KMGTP fixtures
Prevents extremely long precision in result sets, which is what the use of
exponent units is trying to prevent in the first place

glasnt/machiavelli,glasnt/machiavelli,glasnt/machiavelli,machiavellian/machiavelli,machiavellian/machiavelli,machiavellian/machiavelli,glasnt/machiavelli,machiavellian/machiavelli