LUCY-133 Replace JSON::XS with Lemon-powered parser.
LUCY-133 Replace JSON::XS with Lemon-powered parser.

Eliminate Lucy's runtime dependency on the CPAN module JSON::XS with a new
parser powered by the Lemon parser generator which operates directly on
Clownfish data structures.


git-svn-id: 0e6074679e66e8f1cc73dfc755b08bab367f805b@1156951 13f79535-47bb-0310-9956-ffa450edef68

rectang/lucy-clownfish,rectang/lucy-clownfish,apache/lucy-clownfish,rectang/lucy-clownfish,apache/lucy-clownfish,nwellnhof/lucy-clownfish,apache/lucy-clownfish,apache/lucy-clownfish,nwellnhof/lucy-clownfish,rectang/lucy-clownfish,rectang/lucy-clownfish,rectang/lucy-clownfish,rectang/lucy-clownfish,apache/lucy-clownfish,rectang/lucy-clownfish,rectang/lucy-clownfish,nwellnhof/lucy-clownfish,apache/lucy-clownfish,nwellnhof/lucy-clownfish,apache/lucy-clownfish,nwellnhof/lucy-clownfish,apache/lucy-clownfish,nwellnhof/lucy-clownfish,nwellnhof/lucy-clownfish,nwellnhof/lucy-clownfish