Use updated json library
Use updated json library

This includes ability to override json serializers for any type, and includes
built-in functionality for outputting sets.

mullr/puppetdb,grimradical/puppetdb,nfagerlund/puppetdb,senior/puppetdb,grimradical/puppetdb,rbrw/puppetdb,melissa/puppetdb,shrug/puppetdb,jantman/puppetdb,highb/puppetdb,waynr/puppetdb,wkalt/puppetdb,mullr/puppetdb,grimradical/puppetdb,kbrezina/puppetdb,kbarber/puppetdb,wkalt/puppetdb,cprice404/puppetdb,cprice404/puppetdb,shrug/puppetdb,haus/puppetdb,kbarber/puppetdb,senior/puppetdb,senior/puppetdb,github/puppetlabs-puppetdb,jantman/puppetdb,kbrezina/puppetdb,ajroetker/puppetdb,kbrezina/puppetdb,mullr/puppetdb,github/puppetlabs-puppetdb,kbarber/puppetdb,highb/puppetdb,haus/puppetdb,stahnma/puppetdb,stahnma/puppetdb,cprice404/puppetdb,stahnma/puppetdb,puppetlabs/puppetdb,melissa/puppetdb,kbrezina/puppetdb,johnduarte/puppetdb,haus/puppetdb,johnduarte/puppetdb,puppetlabs/puppetdb,ajroetker/puppetdb,wkalt/puppetdb,github/puppetlabs-puppetdb,rbrw/puppetdb,rbrw/puppetdb,ajroetker/puppetdb,puppetlabs/puppetdb,nfagerlund/puppetdb,kbarber/puppetdb,nfagerlund/puppetdb,waynr/puppetdb,waynr/puppetdb,rbrw/puppetdb,shrug/puppetdb,ajroetker/puppetdb,puppetlabs/puppetdb,mullr/puppetdb,highb/puppetdb,shrug/puppetdb,grimradical/puppetdb,wkalt/puppetdb,senior/puppetdb,highb/puppetdb,puppetlabs/puppetdb,melissa/puppetdb,jantman/puppetdb,rbrw/puppetdb,johnduarte/puppetdb,waynr/puppetdb,mullr/puppetdb,johnduarte/puppetdb