update README files

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3130 42af7a65-404d-4744-a932-0658087f49c3

configs/eagle100/README.txt

@@ -366,6 +366,10 @@ Where <subdir> is one of the following:
     This configuration directory, performs a simple OS test using
     examples/ostest.
 
+  thttpd:
+    This builds the THTTPD web server example using the THTTPD and
+    the examples/thttpd application.
+
 By default, all of these examples are built to be used with the Luminary
 Ethernet Bootloader (you can change the ld.script file in any of these
 sub-directories to change that configuration).

configs/ntosd-dm320/README.txt

@@ -300,6 +300,12 @@ poll
 This configuration exercises the poll()/select() text at
 examples/poll
 
+thttpd
+^^^^^^
+
+This builds the THTTPD web server example using the THTTPD and
+the examples/thttpd application.
+
 udp
 ^^^
 

configs/olimex-lpc1766stk/README.txt

@@ -658,6 +658,10 @@ Where <subdir> is one of the following:
     This configuration directory, performs a simple OS test using
     examples/ostest.
 
+  thttpd:
+    This builds the THTTPD web server example using the THTTPD and
+    the examples/thttpd application.
+
   usbserial:
     This configuration directory exercises the USB serial class
     driver at examples/usbserial.  See examples/README.txt for