Merge pull request #3 from kbroman/master

A bunch of changes; most important is fixing problem in getlodM
lod score change
lod score change
Merge pull request #4 from kbroman/master

Revised plotprofile to take "times" argument
bug fix getting profilelod score in refineqtlM.R
bug(typo) fix
lod score fix for f method
score fix (method = f)
 warning mesagae added 1st run calc.prob in scanoneM