Changes for Perl extension Perl-Shell

0.04 Sun 10 Jan 2010
	- Added support for catching exceptions properly.

0.03 Mon  4 Jan 2010
	- Persist the package context correctly
	- Add some functions for copyright and license command,
	  and the stub of an initial help command.
	- The command line is no longer limited to 10 commands before
	  automatically exiting :)

0.02 Fri 11 Dec 2009
	- Added persistance of lexicals between statements
	- Updated Module::Install to Module::Install::DSL 0.91
	- Updated PPI dependency to 1.205 for Perl 5.10 support

0.01 Tue 12 Aug 2008
	- Creating initial experimental implementation
