Changelog for RNAdesign-0.1.2.2

0.1.2.1 - constrained partition function enabled 0.1.1.0 - IUPAC nomenclature for sequence constraints - --showmanual will now show README.md, while --help shows shorter help 0.1.0.0 - major cleanup of source - preparation for MCMC library transition - small typos fixed 0.1.0.0 - uses new ViennaRNA bindings - added correct name 0.0.2.1 - post-publication version - allows continuous Markovian walk for special applications