Ported tests to JSON support
Ported tests to JSON support

Rafiot/logbook,alonho/logbook,dommert/logbook,fayazkhan/logbook,omergertel/logbook,redtoad/logbook,maykinmedia/logbook,alonho/logbook,pombredanne/logbook,mbr/logbook,DasIch/logbook,mbr/logbook,dvarrazzo/logbook,Rafiot/logbook,alonho/logbook,DasIch/logbook,fayazkhan/logbook,narfdotpl/logbook,Rafiot/logbook,DasIch/logbook,redtoad/logbook,alex/logbook,RazerM/logbook,maykinmedia/logbook,omergertel/logbook,mitsuhiko/logbook,omergertel/logbook,dvarrazzo/logbook,alex/logbook,FintanH/logbook