methylSig v0.99.4

User Changes

• Add direction column to diff_dss_test() output
  • Harmonizes with other diff functions.
  • In the case of a numerical covariate, direction is assigned "Hyper" or "Hypo"
• diff_dss_test() used case_meth and control_meth instead of meth_case and meth_control like the other diff functions.