2012-03-20, version 0.6-5

Function copas:
 - modified so that call of function metabias from R package meta
   considers the new parameter k.min


2010-10-01, version 0.6-4

Function copas:
 - modified so that an error in calculating the test of
   residual selection bias does not stop the execution of
   the function


2009-11-25, version 0.6-3

Functions plot.copas, print.copas, print.summary.copas,
	  summary.copas:
 - modified so that the signifiance level for the test of
   residual selection bias can be chosen by the user
   (new argument sign.rsb)
 - help files changed accordingly


2009-04-08, version 0.6-2

No ChangeLog available for versions < 0.6-2