Bring META format closer to reality

    * resource has been implemented differently
    * version literals should omit "v"
    * use proper JSON bool

S22-package-format.pod

@@ -200,7 +200,7 @@ be:
 Mandatory.  The version literal for this distribution.  An example of this
 would be:
 
-  "version" : "v1.23"
+  "version" : "1.23"
 
 =head3 description
 
@@ -365,15 +365,14 @@ example of this would be:
     "Test:auth<cpan:OVID>"
   ]
 
-=head3 resource
+=head3 resources
 
-Optional.  A hash of resource groups, each of them corresponding to a
-directory in the "resource" directory in the distribution.  Each resource
-group has a name and a list of files that are provided.  At build time any
-not-yet existing files should be created.  The installer will install all
-files into a location at its discretion (taking care of file-system
-case-insensitivity and Unicode-support issues), and make the files available
-through the L</%?RESOURCE> hash.
+Optional.  A list of file names, each of them corresponding to a file
+in the "resources" directory in the distribution.  At build time any
+not-yet existing files should be created.  The installer will install
+all files into a location at its discretion (taking care of file-system
+case-insensitivity and Unicode-support issues), and make the files
+available through the L</%?RESOURCES> hash.
 
 =head3 support
 
@@ -415,7 +414,7 @@ used with queries about this distribution.
 Optional.  A Boolean to indicate whether or not this is a distribution intended
 to be used in production.  For instance:
 
-  "production" : 1
+  "production" : true
 
 By default, a distribution is not ready for production.  If a distribution
 is not ready for production, then it will never be recommended.