Fixes to examples:
Fixes to examples:

* Examples all have microdata, rdfa, json sections with holding text where examples are missing.
* A final padding example added as workaround for parser glitch.
* Backslash-n in json examples replaced with whitespace.
* Added an RDFa example for Question/Answer.
* Fixed typo for 'transferred'.
* Fixed markup from JSONLD: to JSON:

schemaorg/schemaorg,schemaorg/schemaorg,mortizbank/schemaorg,vholland/schemaorg,westurner/schemaorg,dbs/schemaorg,vholland/schemaorg,hschema/schemaorg,haonaturel/schemaorg,hschema/schemaorg,gkellogg/schemaorg,sdo-sport/schemaorg,vemmaverve/schemaorg,schemaorg/schemaorg,ya7lelkom/schemaorg,gkellogg/schemaorg,unor/schemaorg,URXtech/schemaorg,tfrancart/schemaorg,mfhepp/schemaorg,unor/schemaorg,mfhepp/schemaorg,haonature888/schemaorg,callahanchris/schemaorg,ynh/schemaorg,lanthaler/schemaorg,sdo-sport/schemaorg,haonature/schemaorg,tfrancart/schemaorg,pwz3n0/schemaorg,quantegy/schemaorg,Jonadabe/schemaorg,pwz3n0/schemaorg,ynh/schemaorg,haonaturel/schemaorg,twcctz500000/schemaorg,twamarc/schemaorg,tfrancart/schemaorg,dbs/schemaorg,cesarmarinhorj/schemaorg,mortizbank/schemaorg,pwz3n0/schemaorg,lanthaler/schemaorg,cesarmarinhorj/schemaorg,hschema/schemaorg,schemaorg/schemaorg,haocafes/schemaorg,callahanchris/schemaorg,sdo-sport/schemaorg,Jonadabe/schemaorg,mortizbank/schemaorg,quantegy/schemaorg,twamarc/schemaorg,vholland/schemaorg,haonature/schemaorg,quantegy/schemaorg,gkellogg/schemaorg,unor/schemaorg,ya7lelkom/schemaorg,twcctz500000/schemaorg,ynh/schemaorg,twamarc/schemaorg,cesarmarinhorj/schemaorg,dbs/schemaorg,gkellogg/schemaorg,haocafes/schemaorg,haonature888/schemaorg,vholland/schemaorg,dbs/schemaorg,lanthaler/schemaorg,tfrancart/schemaorg,ya7lelkom/schemaorg,URXtech/schemaorg,vemmaverve/schemaorg,schemaorg/schemaorg