Merge pull request #3 from cloudware-cookbooks/etcd

Etcd
bump dev version
fix method name
nil check on servers
attr access fix
Merge pull request #5 from cloudware-cookbooks/etcd

Etcd
tweak search utils for etcd access
fix endpoints and memcached setters
unstub get_endpoint
enable ha_disabled attr to bypass vip endpoints in non ha environments
Merge pull request #6 from cloudware-cookbooks/etcd

enable ha_disabled attr to bypass vip endpoints in non ha environments
find etcd servers via chef search
Merge pull request #7 from cloudware-cookbooks/etcd

find etcd servers via chef search
attempt to fix the jenkins build breakage.