Minor documentation improvements.

LUFA/DoxygenPages/KnownIssues.txt

@@ -39,7 +39,7 @@
   *    - No known issues.
   *  - Atmel Studio Integration
   *    - Not all devices are listed in the "Supported Parts" screen when selecting a device. To select an alternative device, change the "Show Device" drop-down to "All Parts".
-  *    - When switching boards after changing the device selection, a second conflicting BOARD symbol definition can be created that prevents successful compilation. To fix, open the project properties window (<i>Project->Project {name} Properties...</i> menu item), click the Toolchain tab, click "Symbols" under the "AVR/GNU C Compiler" section and remove the incorrect definition.
+  *    - When switching boards after changing the device selection, a second conflicting \cB OARD symbol definition can be created that prevents successful compilation. To fix, open the project properties window (<i>Project->Project {name} Properties...</i> menu item), click the "Toolchain" tab, click "Symbols" under the "AVR/GNU C Compiler" section and remove the incorrect definition.
   *
   *  \section Sec_KnownIssues140302 Version 140302
   *  - AVR8 Architecture

Projects/AVRISP-MKII/AVRISP-MKII.txt

@@ -67,6 +67,8 @@
  *  While this application can be compiled for USB AVRs with as little as 8KB of FLASH, for full functionality 16KB or more
  *  of FLASH is required. On 8KB devices, ISP or PDI/TPI protocol programming support can be disabled to reduce program size.
  *
+ *  \note Due to <a href="http://savannah.nongnu.org/bugs/index.php?40831">a change in 6.0.1 and never AVRDUDE releases</a>, these builds are incompatible with the AVRISP-MKII clone project. Use an older 5.x release until AVRDUDE is patched.
+ *
  *  \section Sec_Installation Installation
  *  The programmer supports multiple platforms, both Windows and Linux.
  *