Move Dns and VolumesFrom to host config
Move Dns and VolumesFrom to host config

Also add DNS search

samalba/dockerclient,ehazlett/dockerclient,curoverse/dockerclient,crhym3/dockerclient,yhat/go-docker,yp-engineering/dockerclient,turtlebender/dockerclient,appfront/go-docker,selvik/dockerclient,bajh/dockerclient,dnephin/dockerclient,abronan/dockerclient,denverdino/dockerclient,flavio/dockerclient,ibuildthecloud/dockerclient,mountkin/dockerclient,BlueDragonX/dockerclient,divideandconquer/dockerclient,jimmyxian/dockerclient,donhcd/dockerclient