moving build instructions from wiki to devguide doc directory [1/1]

moving build instructions from wiki to devguide directory


 doc/devguide/devtool-build.md |  113 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)

Crowbar-Pull-ID: da6e25e7b67efcaf4dc80d0aebe34f787a46b840

Crowbar-Release: development