[lastfm] make .lastfm behave the same as .weather
[lastfm] make .lastfm behave the same as .weather

- syntax is now .lastfm <username> [dontsave] | @<nick>

rmmh/skybot,callumhogsden/ausbot,df-5/skybot,jmgao/skybot,SophosBlitz/glacon,ddwo/nhl-bot,Jeebeevee/DouweBot,elitan/mybot,TeamPeggle/ppp-helpdesk,Jeebeevee/DouweBot_JJ15,crisisking/skybot,Teino1978-Corp/Teino1978-Corp-skybot,parkrrr/skybot,olslash/skybot