Set LESSCHARSET to make less output more pretty

This is especially useful for systemd tools which pipe to less by default and like to put pretty utf8 characters.  You can test this PR by running systemd-cgls.  If you get <E2><94><9C><E2><94><80> garbage, it didn't work.
Merge pull request #24 from ibuildthecloud/patch-2

Set LESSCHARSET to make less output more pretty