ignore more dependencies installed with 'go get'
use bindler for vagrant plugin management
use vagrant plugin 'cachier' to cache apt packages
remove unnecessary reboot during install
fix creation of tinc vpn's public key
add gocheck
automatically select a preferred network interface during vm install
add test case for main package
use gocheck
fix compilation
add gocheck benchmark
add 'go test' helper script
Merge branch 'feature/improve_test_suite' into develop