added an out-of-band mode setting of openvswitch.
using threads in the stdout of open3
add debug tool of reflector
patches for using activerecord 3.2.5
README for using activerecord 3.2.5
check exist status of reflectorctl and vxlanctl
Merge remote-tracking branch 'origin/feature/activerecord_3.2.5' into feature/activerecord_3.2.5