Update docker.service

Docker startup fails
You specified --iptables=false with --ipmasq=true. IP masquerading uses iptables to function. 
Please set --ipmasq to false or --iptables to true
Fixed Eventf with wrong arguments.
Make getKubeConfig public to allow it for external consumption
Merge pull request #2285 from mfojtik/getkubecfg

Make getKubeConfig public to allow it for external consumption
Merge pull request #2283 from dchen1107/deathrattle

Fixed Eventf with wrong arguments.
kubectl createall command extends Factory
Update path to files in development doc
Merge pull request #2288 from marianitadn/update-doc

Update path to files in development doc
Rename client/cache Store.Contains to ContainedIDs
Make Fluentd to GCP Logging image self-contained; add log rotation support
Fix build on 32 bit processors.
Merge pull request #2291 from brendandburns/standalone

Fix build on 32 bit processors.
Merge pull request #2287 from marianitadn/kubectl-create-factory

Kubectl create factory
Merge pull request #2290 from pmorie/rename

Rename client/cache Store.Contains to ContainedIDs
Fix paths for kubectl
Clean up e2e test
Use all tags for version detection
Merge pull request #2299 from jbeda/version-fix

Use all tags for version detection
Merge pull request #2043 from hmrm/e2e-vagrant

Clean up e2e bash-in-go script
Merge pull request #2255 from rabi/master

Update docker.service