Merge pull request #244 from rsmitty/issue-219

Remove need to pre-create writeable dir on CoreOS

roles/coreos-bootstrap/files/bootstrap.sh

@@ -3,6 +3,8 @@ set -e
 
 BINDIR="/opt/bin"
 
+mkdir -p $BINDIR
+
 cd $BINDIR
 
 if [[ -e $BINDIR/.bootstrapped ]]; then