All functions
CvM.stat()	Cramer - von Mises statistics
H.cdf()	Regression Discontinuity Design Permutation test
RDperm()	Regression Discontinuity Design Permutation Test
RPT()	Robust Permutation Test
lee2008	Dataset used in Lee (2008)
plot(<RDperm>)	Plot RDperm
summary(<RDperm>)	Summarizing Regression Discontinuity Design Permutation Test
summary(<RPT>)	Summarizing Robust Permutation Tests