InitialForce/UnitsNet — pull request #48 by bretthysuik (2014-11-07 20:55:34+00:00)
Title: Feature: Power ratio

- [Power ratio](http://en.wikipedia.org/wiki/DBm) is the strength of a signal expressed in decibels (dB) relative to one watt.
- Power ratios are commonly used in audio, RF, and telecommunications engineering.
- Updated Readme with more accurate information about the number of units of measure and tests in this library.