fixed a bit the T_STRING token doc

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@329590 c90b9560-bf6c-de11-be94-00142212c4b1

appendices/tokens.xml

@@ -5,15 +5,15 @@
  <title>List of Parser Tokens</title>
  <para>
   Various parts of the PHP language are represented internally by types like
-  T_SR. PHP outputs identifiers like this one in parse errors, like 
+  T_SR. PHP outputs identifiers like this one in parse errors, like
   <literal>"Parse error: unexpected T_SR, expecting ',' or ';' in script.php on line 10."</literal>
  </para>
  <para>
-  You're supposed to know what T_SR means. For everybody who doesn't 
-  know that, here is a table with those identifiers, PHP-syntax and 
+  You're supposed to know what T_SR means. For everybody who doesn't
+  know that, here is a table with those identifiers, PHP-syntax and
   references to the appropriate places in the manual.
  </para>
- 
+
  <note>
   <title>Usage of T_* constants</title>
   <para>
@@ -29,8 +29,8 @@
    (using big numbers like <literal>10000</literal>) and an appropriate strategy that
    will work with both PHP versions and T_* values.
   </para>
- </note> 
- 
+ </note>
+
  <table>
   <title>Tokens</title>
   <tgroup cols="3">
@@ -686,10 +686,10 @@
     </row>
     <row>
      <entry><constant>T_STRING</constant></entry>
-     <entry>"parent"</entry>
+     <entry>parent, true etc.</entry>
      <entry>
-      identifiers, e.g. <link linkend="language.types.string.parsing">strings</link>, 
-      object oriented keywords like <literal>parent</literal> and <literal>self</literal>, 
+      identifiers, e.g. <link linkend="language.types.string.parsing">strings</link>,
+      object oriented keywords like <literal>parent</literal> and <literal>self</literal>,
       functions, classes and more are matched.
      </entry>
     </row>
@@ -773,7 +773,7 @@
      <entry><link linkend="language.operators.assignment">assignment
      operators</link></entry>
     </row>
-   </tbody> 
+   </tbody>
   </tgroup>
  </table>
  <para>