suggest.py: support requesting specific suggestion numbers
suggest.py: support requesting specific suggestion numbers

SophosBlitz/glacon,Jeebeevee/DouweBot,isislab/botbot,andyeff/skybot,ddwo/nhl-bot,rmmh/skybot,df-5/skybot,Jeebeevee/DouweBot_JJ15,jmgao/skybot,TeamPeggle/ppp-helpdesk,craisins/nascarbot,Teino1978-Corp/Teino1978-Corp-skybot,cmarguel/skybot,parkrrr/skybot,elitan/mybot,crisisking/skybot,callumhogsden/ausbot,craisins/wh2kbot,olslash/skybot