SciTools/iris — pull request #1003 by dkillick (2014-02-05 13:42:51+00:00)
Title: Concatenate cubelists with multiple reference times

Added three methods to `iris.cube.CubeList` that convert the units of any time coordinates within the cubelist's cubes to have a single common epoch. This allows concatenate to operate on cubelists containing multiple time coordinate unit epochs. Tests added.