Made $[%name] to retrieve keyword values in a tag. Has bugs.

tests/testinclude.jet

@@ -1,6 +1,6 @@
-<set name="localvar" scope="local">This is a container set with '#[name1]'</set>
+<set name="localvar" scope="local">This is a container set with '$[%name1]'</set>
 This is from an include tag.
-localname='#[name1]'
+localname='$[%name1]'
 <set name="include" value="yes" />
 <set name="testinclude" value="x#[localvar]x" scope="local" />
 test='#[testinclude]'