Rename arch/pjrc-8051 to arch/8051

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3315 42af7a65-404d-4744-a932-0658087f49c3

Documentation/NuttX.html

@@ -8,7 +8,7 @@
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       <h1><big><font color="#3c34ec"><i>NuttX RTOS</i></font></big></h1>
-      <p>Last Updated: February 21, 2011</p>
+      <p>Last Updated: February 24, 2011</p>
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@@ -2042,6 +2042,7 @@ nuttx-5.18 2011-xx-xx Gregory Nutt &lt;spudmonkey@racsa.co.cr&gt;
       Dean Camera.
 	* examples/nsh -- Correct an usage of getopt(): If you stop calling getopt()
 	  before all parameters are parsed, you can leave getopt() in a strange state.
+    * Rename arch/pjrc-8051 to arch/8051
 
 pascal-2.1 2011-xx-xx Gregory Nutt &lt;spudmonkey@racsa.co.cr&gt;