dmd 1.059 and 2.044 release

[Walter Bright]

Highlights are the improved gdb support, better error messages, better json 
support, unittest changes, and a number of nuisance compiler bugs fixed.

http://www.digitalmars.com/d/1.0/changelog.html
http://ftp.digitalmars.com/dmd.1.059.zip

http://www.digitalmars.com/d/2.0/changelog.html
http://ftp.digitalmars.com/dmd.2.044.zip

Thanks to the many people who contributed to this update!