new for version 1.1.0
====================
A bug in aracne2regulon function related to collapsing the regulons at the gene level was fixed

A bug in the aecdf function was fixed

Implemented a new pleiotropy algorithm

aREA function was rewritten with improved performance

Computation of empirical p-values was performed assuming a symmetric distribution of the ES around 0 for the NULL model, increasing in this way the power of the test by a factor of 2

A function to compute the similarity between VIPER signatures (viperSimilarity) was added to the package 

new for version 0.99.1
======================
Bug fixed in shadow() function that was crashing when one regulon was completely contained into another regulon.