Update build_native task to make clean.
Update build_native task to make clean.

nevans/typhoeus,wcmonty/typhoeus,sportngin/typhoeus,pravi/typhoeus,bitherder/typhoeus,t3hpr1m3/typhoeus,PericlesTheo/typhoeus,telekomatrix/typhoeus,chazsconi/typhoeus,bitgal/typhoeus,nju520/typhoeus,markschmidt/typhoeus,kkirsche/typhoeus,AvnerCohen/typhoeus,EddyLuten/typhoeus,tinfoil/typhoeus,markschmidt/typhoeus,bitherder/typhoeus,typhoeus/typhoeus,chazsconi/typhoeus,tompscanlan/typhoeus