Release Name: 0.2.3

Notes:
CSSpool (pronounced "cesspool") is a validating SAC parser for CSS.  The parser
calls methods on a document handler depending on what it has found. CSSPool
currently only supports CSS 2.1.  CSSPool will not yield invalid properties or
selectors.


Changes:
== 0.2.3

* Fixed a bug where nil selectors on conditional selectors were being visited.