Fix conditionals
Add more debugging
Fix key being set to nil if it doesn't contain '::'.

gsub returns nil if no replacements are made, so the key was getting set to nil if it did not contain '::'.
Merge remote-tracking branch 'origin/feature/fix_conditionals' into develop

* origin/feature/fix_conditionals:
  Fix conditionals

Conflicts:
	lib/hiera/backend/s3_backend.rb