Merge 2-1-2 prelrelease branch 5832:5885 into the trunk.

git-svn-id: http://tinyos-main.googlecode.com/svn/trunk@5886 285f258d-8064-b571-fbc6-9656dc998e90
First implementation of the Network (NWK) layer for ZigBee Cluster Tree model as well as an example application to test its functionalities.
The NWK layer is implemented on top of the TKN15.4 MAC layer and uses the 
beacon-enabled mode.
Refer to the Readme.txt file for more details.

git-svn-id: http://tinyos-main.googlecode.com/svn/trunk@5889 285f258d-8064-b571-fbc6-9656dc998e90
Fix a small typo (tinyps -> tinyos) in the apps/MultihopOscilloscope*/README.txt


git-svn-id: http://tinyos-main.googlecode.com/svn/trunk@5890 285f258d-8064-b571-fbc6-9656dc998e90
specify a default sensor board subtype

git-svn-id: http://tinyos-main.googlecode.com/svn/trunk@5891 285f258d-8064-b571-fbc6-9656dc998e90
added rules for shimmer* and span for tosthreads testing and beyond.


git-svn-id: http://tinyos-main.googlecode.com/svn/trunk@5892 285f258d-8064-b571-fbc6-9656dc998e90
shimmers and span added to supported list


git-svn-id: http://tinyos-main.googlecode.com/svn/trunk@5893 285f258d-8064-b571-fbc6-9656dc998e90
shimmers and span added to supported platforms

git-svn-id: http://tinyos-main.googlecode.com/svn/trunk@5894 285f258d-8064-b571-fbc6-9656dc998e90
shimmers and span added to supported platforms

git-svn-id: http://tinyos-main.googlecode.com/svn/trunk@5895 285f258d-8064-b571-fbc6-9656dc998e90
shimmers and span added to supported platforms

git-svn-id: http://tinyos-main.googlecode.com/svn/trunk@5896 285f258d-8064-b571-fbc6-9656dc998e90
shimmers and span added to supported platforms

git-svn-id: http://tinyos-main.googlecode.com/svn/trunk@5897 285f258d-8064-b571-fbc6-9656dc998e90
shimmers and span added to supported platforms

git-svn-id: http://tinyos-main.googlecode.com/svn/trunk@5898 285f258d-8064-b571-fbc6-9656dc998e90
shimmers and span added to supported platforms

git-svn-id: http://tinyos-main.googlecode.com/svn/trunk@5899 285f258d-8064-b571-fbc6-9656dc998e90
shimmers and span added to supported platforms

git-svn-id: http://tinyos-main.googlecode.com/svn/trunk@5900 285f258d-8064-b571-fbc6-9656dc998e90
shimmers and span added to supported platforms

git-svn-id: http://tinyos-main.googlecode.com/svn/trunk@5901 285f258d-8064-b571-fbc6-9656dc998e90
shimmers and span added to supported platforms

git-svn-id: http://tinyos-main.googlecode.com/svn/trunk@5902 285f258d-8064-b571-fbc6-9656dc998e90
shimmers and span added to supported platforms

git-svn-id: http://tinyos-main.googlecode.com/svn/trunk@5903 285f258d-8064-b571-fbc6-9656dc998e90
shimmers and span added to supported platforms

git-svn-id: http://tinyos-main.googlecode.com/svn/trunk@5904 285f258d-8064-b571-fbc6-9656dc998e90
added shimmers and span to supported platforms


git-svn-id: http://tinyos-main.googlecode.com/svn/trunk@5905 285f258d-8064-b571-fbc6-9656dc998e90
shimmers and span added to supported platforms

git-svn-id: http://tinyos-main.googlecode.com/svn/trunk@5906 285f258d-8064-b571-fbc6-9656dc998e90
shimmers and span added to supported platforms

git-svn-id: http://tinyos-main.googlecode.com/svn/trunk@5907 285f258d-8064-b571-fbc6-9656dc998e90