apps/utils/mergekeys: if file B has more lines than A, and no match in B is found for the last line of A, print the last line of A whether or not the --left option was specified.
apps/utils/mergekeys: if file B has more lines than A, and no match in B is
found for the last line of A, print the last line of A whether or not the
--left option was specified.


git-svn-id: 036a1c5f902f528d79fbac72fb947c91fe594755@120 9f305d85-0c50-0410-b3e0-65f4174694de

johan/crush-tools,johan/crush-tools,johan/crush-tools