Version 1.0-1: initial version in package form

Version 1.0-2: changed code to comply to the new api of epi.tests function. minor improvements. 
   
Version 1.0-3: changed code to comply to the new api of epi.2by2 function. minor improvements. 

Version 1.0-6: changed code to comply to the move of some functions to RcmdrMisc. minor improvements. 

Version 1.0-9: changed code to comply to R upgrade. Added some supplimentary checks. 

Version 1.0-10: changed code to comply to R upgrade. Removed previous Notes messages. minor change to Title case
