Update README.md

Author: nholthaus

README.md

@@ -4,9 +4,11 @@ a compile-time, header-only, unit conversion library built on c++14 with no depe
 Releases
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-v1.1.1 - 02/11/2016	- Adds Doxygen and additional type traits. Tested with gcc-4.9.2, msvc2013, msvc2015.
+v1.2.0 - Adds angular velocity units. Tested with gcc-4.9.2, msvc2013, msvc2015.
 
-v1.0.0 - 02/07/2016	- Initial release. Tested with msvc2015
+v1.1.1 - Adds Doxygen and additional type traits. Tested with gcc-4.9.2, msvc2013, msvc2015.
+
+v1.0.0 - Initial release. Tested with msvc2015
 
 Description
 -----------