jnthn++ feedback and minor tweaks

Author: stmuk

docs/bootstrapping.pod

@@ -3,15 +3,19 @@
 NPQ is a bootstrapped compiler, which means that it uses itself to compile
 itself.
 
-To make the first compilation possible, a compiled version of the compiler is
-stored in F</src/stage0/*.moarvm> and included in the source code repository.
+To make the first compilation possible under MoarVM, a compiled version of the
+compiler is stored in F<src/vm/moar/stage0/*.moarvm> and included in the source
+code repository.
 
 When you make changes to the compiler, eventually you need to update these
 I<stage0> files.
 
-Here is how you proceed to update the bootstrapping files in nqp.  At any
-stage, if C<make test> fails, don't go ahead with the following steps, but fix
-the problem first.
+Here is how you proceed to update the MoarVM bootstrapping files in NQP.  At
+any stage, if C<make test> fails, don't go ahead with the following steps, but
+fix the problem first.
+
+(Note: the equivalent under JVM is F<src/vm/jvm/stage0/*.jar> with the update 
+target C<make j-bootstrap-files>)
 
 =over