3.50.0

TODO List changes here

Add UsServeyFoot as Length unit

Add ForcePerUnitLength unit (angularsen#209)

3.48.0

Add density units (angularsen#205)
Add Newton per Minute units (angularsen#204)

Identical to version 3.46.2 but with corrected version

* Add dBu unit to AmplitudeRatio

* PR angularsen#198

JsonNet: 1.0.0-alpha5

Support for serializing/deserializing to IComparable by including type information:

http://www.newtonsoft.com/json/help/html/serializetypenamehandling.htm

JsonNet: 1.0.0-alpha4

Includes commit 7a61bc5 with a useful bugfix for
handling nullables.

Fixes angularsen#203

UnitsNet: 3.46.1

UnitsNet: 3.46.0