(GH-7) do not fail when deleting .old files
(GH-7) do not fail when deleting .old files

In the bin directory there may be old files that need to be removed. Do
not fail when removing those files.

vcarrera/choco,TheBigBear/choco,b1thunt3r/choco,finchd/choco,ewilde/choco,hagb4rd/choco,Annih/choco,alephnaughty/choco,kouweizhong/choco,sideeffffect/choco,Annih/choco,ShwoognationHQ/choco,jamessingizi/choco,hagb4rd/choco,christianrondeau/choco,dtgm/choco,jberezanski/choco,eeevans/choco,mwrock/choco,jberezanski/choco,harish123400/choco,bc3tech/choco,ShwoognationHQ/choco,mwrock/choco,harish123400/choco,dtgm/choco,bazzilic/choco,Apteryx0/choco,sideeffffect/choco,raisercostin/choco,jamessingizi/choco,Apteryx0/choco,ewilde/choco,vcarrera/choco,kouweizhong/choco,christianrondeau/choco,b1thunt3r/choco,jberezanski/choco,raisercostin/choco,dshaneg/choco,TheBigBear/choco,darrelmiller/choco,bazzilic/choco,bc3tech/choco,dshaneg/choco,finchd/choco,eeevans/choco,darrelmiller/choco,alephnaughty/choco,TheBigBear/choco