Allow site-specific, language-agnostic password file entries
Allow site-specific, language-agnostic password file entries

Allow defining entries in the password file that are specific
to a site but not to a language on that site.

Change-Id: I1390e0cc8ff72ee165bf115ef3c9d69e7d2f35af

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