Changelog for husky-0.4

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2009-04-04 Markus Dittrich

* 0.4 release

* lots of internal improvements and bugfixes; 
parser is now almost completely applicative instead of 

* added ability to define and use custom functions

* improved help system 

2009-03-08 Markus Dittrich

* 0.3 release

* lots of bug fixes. In particular, operations
with unary "-" now work properly (such as 3*-3)
Added more unit tests and use quickcheck to test
some of the unit conversion properties.

* added unit conversion framework. Currently,
husky "knows about" the basic temperature and length 
conversions. More to follow.

* added basic help system

2009-02-22 Markus Dittrich

* 0.2 release

* added builtin trigonometric and hyperbolic 

* reworked real exponential function in terms of 
glibc's pow() function.

* added ability to list all defined variables via

* improved unit test framework.

2009-02-18 Markus Dittrich

* 0.1 release