[stringtemplate-interest] ST 4.0b3 released

[Terence Parr]

http://bit.ly/dHuTfD

4.0b3 -- January 28, 2011

* exception in lexer blew out of parsing
* missing '}' in {...} caused infinite loop
* NPE in storeArgs if empty arg list
* removed debugging prints.
* x={<(...)>} default arg was hardcoded to <...> not $..$ or whatever.
* The grammar needed to match and ignore an optional INDENT before region @end
* when redefining a region (template) the newline before the >> was kept.
* WS not ignored in front of STRING token in expressions.
* closing STViz doesn't exit vm now.
* throws exception if registering renderer or model adaptor for primitive