Changed to use memmove instead of memcpy.
Changed to use memmove instead of memcpy.

RondaStrauch/landlab,amandersillinois/landlab,laijingtao/landlab,Carralex/landlab,csherwood-usgs/landlab,Carralex/landlab,ManuSchmi88/landlab,amandersillinois/landlab,cmshobe/landlab,Carralex/landlab,ManuSchmi88/landlab,cmshobe/landlab,RondaStrauch/landlab,landlab/landlab,RondaStrauch/landlab,laijingtao/landlab,cmshobe/landlab,landlab/landlab,ManuSchmi88/landlab,csherwood-usgs/landlab,landlab/landlab