FAQ: multiple changes

- remove leading "So"
- simplify explanation of packages and pkg(7)
- the old package tools are dead, don't ask about converting back
- remove question about killing processes by name.  This is not an FAQ and the
  FAQ is not an intro to Unix guide.

en_US.ISO8859-1/books/faq/book.xml

@@ -2432,7 +2432,7 @@ kern.timecounter.hardware: TSC -&gt; i8254</screen>
     <qandaset>
       <qandaentry>
 	<question xml:id="user-apps">
-	  <para>So, where are all the user applications?</para>
+	  <para>Where are all the user applications?</para>
 	</question>
 
 	<answer>
@@ -2450,11 +2450,9 @@ kern.timecounter.hardware: TSC -&gt; i8254</screen>
 	    of release in also included in the
 	    <filename>ports/</filename> directory.</para>
 
-	  <para>&os; supports
-	    packages, which provide a
-	    compressed binary distribution.  Package can be installed
-	    and uninstalled again easily.  On &os;,
-	    &man.pkg.7; to install packages.</para>
+	  <para>&os; supports compressed binary packages to easily
+	    install and uninstall ports.  Use &man.pkg.7; to control
+	    the installation of packages.</para>
 	</answer>
       </qandaentry>
 
@@ -2681,24 +2679,6 @@ kern.timecounter.hardware: TSC -&gt; i8254</screen>
 	    Collection.</para>
 	</answer>
       </qandaentry>
-
-      <qandaentry>
-	<question xml:id="convert-back-from-pkgng">
-	  <para>Can I convert from pkgng to the old package
-	    tools?</para>
-	</question>
-
-	<answer>
-	  <para>Short answer: no.</para>
-
-	  <para>Longer answer: converting back is non-trivial and
-	    requires lots of manual editing of internal package
-	    database files.  However, if
-	    <command>pkg2ng</command> has just been run, remove
-	    <filename>/var/db/pkg/local.sqlite</filename> and extract
-	    <filename>/var/backups/pkgdb.bak.tbz</filename>.</para>
-	</answer>
-      </qandaentry>
     </qandaset>
   </chapter>
 
@@ -4092,16 +4072,6 @@ options    SYSVMSG          # enable for messaging</programlisting>
 	</answer>
       </qandaentry>
 
-      <qandaentry>
-	<question xml:id="kill-by-name">
-	  <para>How do I kill processes by name?</para>
-	</question>
-
-	<answer>
-	  <para>Use &man.pkill.1;.</para>
-	</answer>
-      </qandaentry>
-
       <qandaentry>
 	<question xml:id="reread-rc">
 	  <para>How do I re-read <filename>/etc/rc.conf</filename> and