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

tests/testjet.jet

@@ -3,7 +3,7 @@
  <header name="Content-Type" value="text/html" />
  <comment>This is a comment and should not show up in the output.</comment>
  <html>
- ---#[name1]
+ ---$[%name1]
  <set name="modified1" value="ABCD" />
  $[modified1;tohex]
  <set name="tohex" value="tohex" />
@@ -37,12 +37,12 @@
  5*3($[multiplication])
  5/3($[division])
  <set name="varname$[ix]" value="vardata" scope="global" />
- <set name="noeval" eval="no">this is the value store in #[name1].</set>
- <set name="thename" eval="yes">this is the value store in #[name1].</set>
+ <set name="noeval" eval="no">this is the value store in $[%name1].</set>
+ <set name="thename" eval="yes">this is the value store in $[%name1].</set>
  <set name="newname" scope="global">another container value</set>
- <include file="./testinclude.jet" />
+ <comment><include file="./testinclude.jet" />
  include: $[include]
- localvar='#[localvar]'
+ localvar='#[localvar]'</comment>
  >>>$[noeval]<<<
  >>>$[thename]<<<
  <set name="iz" value="data" />