Addition of missing parenthesis and colon, use application tags for

Emacs.

en_US.ISO8859-1/books/porters-handbook/book.sgml

@@ -3347,9 +3347,9 @@ ${PREFIX}/man/ja/man4/baz.4.gz</programlisting>
         <filename><makevar>PREFIX</makevar>/info/dir</filename> file.  (Sorry
         for the length of this section, but is it imperative to weave all the
         info files together.  If done correctly, it will produce a
-        <emphasis>beautiful</emphasis> listing, so please bear with me!</para>
+        <emphasis>beautiful</emphasis> listing, so please bear with me!)</para>
 
-      <para>First, this is what you (as a porter) need to know</para>
+      <para>First, this is what you (as a porter) need to know:</para>
 
       <screen>&prompt.user; <userinput>install-info --help</userinput>
 install-info [OPTION]... [INFO-FILE [DIR-FILE]]
@@ -3434,7 +3434,7 @@ Options:
             the info files, they should be rebuilt when you type
             <command>make</command>; but many <filename>Makefile</filename>s
             do not include correct dependencies for info files.  In
-            <command>emacs</command>' case, it was necessary to patch the main
+            <application>Emacs</application>' case, it was necessary to patch the main
             <filename>Makefile.in</filename> so it would descend into the
             <filename>man</filename> subdirectory to rebuild the info
             pages.</para>