Removed 'UntaggedPageGenerator does not exist' warnings
Removed 'UntaggedPageGenerator does not exist' warnings

Change-Id: Iac41aa4833aa6f204966aaa9e3e6d13f133093e8
Original-Change-Id: Ib7e8a545334d11b73e93a740b39690520ef209f6

h4ck3rm1k3/pywikibot-core,darthbhyrava/pywikibot-local,trishnaguha/pywikibot-core,hasteur/g13bot_tools_new,npdoty/pywikibot,Darkdadaah/pywikibot-core,hasteur/g13bot_tools_new,jayvdb/pywikibot-core,magul/pywikibot-core,VcamX/pywikibot-core,emijrp/pywikibot-core,wikimedia/pywikibot-core,npdoty/pywikibot,jayvdb/pywikibot-core,TridevGuha/pywikibot-core,valhallasw/pywikibot-core,magul/pywikibot-core,Darkdadaah/pywikibot-core,wikimedia/pywikibot-core,happy5214/pywikibot-core,smalyshev/pywikibot-core,h4ck3rm1k3/pywikibot-core,happy5214/pywikibot-core,PersianWikipedia/pywikibot-core,xZise/pywikibot-core,icyflame/batman,hasteur/g13bot_tools_new