adms-2.3.2 release

adms-2.3.2:
* moved repository to https://github.com/Qucs/ADMS
* further cleanup, no new language features
* bump bison dependency, bison-2.6+ (tested with 2.7.1 and 3.0.2)
* update admsXml help
* use Git hash as revision number
* show OS and Compiler version
* fix make dist to create tarball
* introduce support for CMake build scripts
* update Readme and build instructions

adms-2.3.1:
* very little change from adms-2.3.0
* small improvements to build system and tidied up source download package.

adms-2.3.0: svn release 1190
* Last released version used by Qucs and QucsStudio teams.
* The original svn repository this was created from is now closed to the public.