Update LICENSE to be pure MIT

Change the LICENSE file so that it is a pure MIT license.

Author: craigthomas

LICENSE

@@ -1,4 +1,4 @@
-Copyright (C) 2012 Craig Thomas
+Copyright (C) 2012-2019 Craig Thomas
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of
 this software and associated documentation files (the "Software"), to deal in 
@@ -16,7 +16,3 @@ FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 
 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name(s) of the above copyright holders
-shall not be used in advertising or otherwise to promote the sale, use or other
-dealings in this Software without prior written authorization.