[add regex-compat to dependencies
John Meacham <john@repetae.net>**20100810230216
 Ignore-this: e7c03b8e187802ab75dbcc574614eabc
] hunk ./docs/building.mkd.in 29
+ * haskell library [regex-compat](http://hackage.haskell.org/cgi-bin/hackage-scripts/package/regex-compat)