Weave limits (kubernetes-sigs#2660)

* Raise limits for weave

* Adjust weave limits

Merge pull request kubernetes-sigs#2084 from riverzhang/devicemapper

Fix can not use devicemapper driver

Merge pull request kubernetes-sigs#1880 from mattymo/node_auth_fixes2

Move cluster roles and system namespace to new role

fix graceful upgrade (kubernetes-sigs#1704)

Fix system namespace creation
Only rotate tokens when necessary

Merge pull request kubernetes-sigs#1585 from mattymo/canal_upgrade

Fix upgrade for canal and apiserver cert

Merge pull request kubernetes-sigs#1446 from matlockx/master

add possibility to ignore the hostname override

Merge pull request kubernetes-sigs#1205 from holser/resolv_updates

Refactoring resolv.conf

fix tag push

Checkpoint upstart/sysvinit

This is the last commit with working upstart/sysv support.
After that point, Kargo supports only systemd based deployments.