avoid using test.ping on a non-existent minion
runners.lxc: only use test.ping when needed
runners.lxc: move instatiation of Key outside the loop
Fix critical filelist infinite loop race
Fix paths in proxyminion example

Default pillar root is /srv/pillar, not /srv/salt/pillar.
Remove references to deprecated config options
Merge pull request #14361 from pass-by-value/remove_config_references2

Remove references to deprecated config options
Merge pull request #14290 from mgwilliams/lxc-check-seed

avoid using test.ping on a non-existent minion
Merge pull request #14345 from makinacorpus/2014.7

Fix critical filelist infinite loop race