Remove 'dev' from version number, preparing for release'
initial writing of v0.2.3 release
Merge branch 'master' of github.com:YeoLab/flotilla

* 'master' of github.com:YeoLab/flotilla:
  add tests for when either p or q are negative
  Add "Raises" to docstrings of infotheory
  add known-fail tests for infotheory when incorrect data is supplied
  matrices --> dataframes, Add check for whether input is a probability distribution for entropy
  Add checks for whether data input to JSD and KLD are truly probability distributions
Add more description to 0.2.3 release
Force SplicingData.plot_feature to always have ylim=(0,1)