Adds more thorough tests for SustainableWebDesign.prototype.perByte
Removes the associated tests from co2.test.js
Makes a small functionality tweak: passing perByte(n) where n is less than 1 now behaves as if you called perByte(0), similar to the existing OneByte model code
This change:
SustainableWebDesign.prototype.perByteco2.test.jsperByte(n)wherenis less than 1 now behaves as if you calledperByte(0), similar to the existingOneBytemodel codeThis is part of #98.