PMA-1.2-3

• Maintainer change (tibs -> naras).
• Fix CRAN warnings

PMA 1.2-2

• Lots of clean up of C++ code
• Added function for data download for breast data

PMA 1.2-1

• Default xnames and znames to the colnames of x and y respectively (Issue 5)
• Cleanup of docs for SPC.cv

PMA 1.2

• Cleaned up to pass CRAN checks