Added walker to set parent for every nodes after building
Added support for Datatable rendering in Ruby/rspec
Ruby minitests also supports datatables
Python too (but there's still some crappy empty lines :/ )
Java also support datatables
Merge branch 'master' of github.com:Smartesting/zest-publisher

Conflicts:
	lib/templates/java/testng/_scenario.hbs
	lib/templates/java/testng/single_scenario.hbs