SWIG-2.0.1 released

SWIG-2.0.1 has been released and includes the following changes:

- Support for the Go language has been added.
- New regular expression (regex) encoder for renaming symbols based on the Perl Compatible Regular Expressions (PCRE) library - http://pcre.org .
- Numerous fixes in reporting file and line numbers in error and warning messages.
- Various bug fixes and improvements in the C#, Lua, Perl, PHP, Ruby and Python language modules.