Fixes the problem with parsing just the first part of the document

And not the whole document. There's a new test inserted, new debugging
info all over the place, but it works only with the latest version of
Pod::Load, this has been bumped up in META6.json

This closes #55 (again). Feel free to open if it does not work for you.

META6.json

@@ -1,14 +1,14 @@
 {
     "perl"        : "6.*",
     "name"        : "Pod::To::HTML",
-    "version"     : "0.5.0",
+    "version"     : "0.6.0",
     "author" : "Perl 6",
     "description" : "Convert Perl 6 Pod to HTML",
     "license"     : "Artistic-2.0",
     "depends"     : [
 	"URI",
 	"Template::Mustache",
-        "Pod::Load"
+        "Pod::Load:ver<0.4.0+>"
     ],
     "test-depends" : ["Test::Output"],
     "provides"    : {