Generate the XS boot code through macros and boot.xsh
Generate the XS boot code through macros and boot.xsh

It's always tedious to maintain the XS boot code. If one forgets a module
then the code will fail to load properly.

By using these hacks we will not need to touch JSC.xs.

potyl/perl-JavaScriptCore,potyl/perl-JavaScriptCore,potyl/perl-JavaScriptCore,potyl/perl-JavaScriptCore