0.1.0

• makes sure that if patchMap is empty it will still add to the changes array
  • adds tests to make sure that this is true for sourceMap and patchMap (both source and patch being empty)
• fixes the maxLineLength not being the correct value (it was always the size of the old string and never of the new string)
• diffLine now returns (additions, deletions, changes)

0.0.1

• basic functionality with documentation