Update README files

README.txt

@@ -1040,6 +1040,14 @@ NuttX Configuration Tool under DOS
   that can be used:
   http://uvc.de/posts/linux-kernel-configuration-tool-mconf-under-windows.html
 
+  The configuration steps most recent versions of NuttX require the
+  kconfig-tweak tool that is not not available in the the above.  However,
+  there has been an update to this Kconfig Windows tools that does include
+  kconfig-tweak:  http://reclonelabs.com/more-kconfig-awesomeness-for-windows/
+
+  Source code is available here: https://github.com/reclone/kconfig-frontends-win32
+  and https://github.com/reclone/kconfig-frontends-win32/releases
+
   It is also possible to use the version of kconfig-frontends built
   under Cygwin outside of the Cygwin "sandbox" in a native Windows
   environment:
@@ -1260,7 +1268,7 @@ Build Targets and Options
 
     Perform the distclean operation only in the user application directory.
     The apps/.config file is preserved so that this is not a "full" distclean
-    but more of a configuration "reset."
+    but more of a configuration "reset" for the application directory.
 
   export
 
@@ -1318,7 +1326,6 @@ Native Windows Build
   The windows native build logic initiated if CONFIG_WINDOWS_NATIVE=y is
   defined in the NuttX configuration file:
 
-
   This build:
 
     - Uses all Windows style paths

configs/flipnclick-sam3x/README.txt

@@ -309,7 +309,7 @@ Loading Code
 
     PIN SIGNAL         JTAG STANDARD     NOTES
     --- -------------- ----------------- --------------------------------
-     1  3.3V           VTref
+     1  VCC-3.3V       VTref
      2  JTAG_TMS       SWDIO/TMS         SAM3X pin 31, Pulled up on board
      3  GND            GND
      4  JTAG_TCK       SWDCLK/TCK        SAM3X pin 28, Pulled up on board
@@ -318,12 +318,16 @@ Loading Code
      7  N/C            Key
      8  JTAG_TDI       NC/EXTb/TDI       SAM3X pin 29, Pulled up on board
      9  GND            GNDDetect
-     10 MASTER-RESET   nReset
+    10  MRST           nReset
 
-   NOTE:  The 10-pin JTAG connector is not populated on the Flip&Click SAM3X.
+   NOTE:  The 10-pin JTAG connector is not populated on the Flip&Click
+   SAM3X.  This is the part number for the SMD connector recommended by
+   ARM.com:  Samtec FTSH-105-01-L-DV-K. For example:
+
+   https://www.digikey.com/product-detail/en/samtec-inc/FTSH-105-01-L-DV-K/SAM8799-ND/1875039
 
    You should be able to use a 10- to 20-pin adapter to connect a SAM-ICE
-   debugger to the Flip&Click SAM3X.  I have this Olimex adapter:
+   or J-Link debugger to the Flip&Click SAM3X.  I have this Olimex adapter:
    https://www.olimex.com/Products/ARM/JTAG/ARM-JTAG-20-10/ . But so far I
    have been unable to get the get the SAM-ICE to communicate with the
    Flip&Click.