Building rtems-tools

The following instruntion shows how to build the rtems-tool from the master branch of RTEMS/rtems-tools.

$cd development/rtems
$mkdir test
$cd test
$git clone https://github.com/RTEMS/rtems-tools.git
 ...
$cd rtems-tools

$./waf configure --prefix=$HOME/development/rtems/5
 ...
$./waf build install