Dockerfile fixes.
Fix perms for gear-auth-keys-command to be able to read units as nobody/nobody
Merge pull request #83 from mrunalp/dev/dockerfile_fixes

Dockerfile fixes.
Merge pull request #84 from kraman/perm_fixes_for_sshd

Fix perms for gear-auth-keys-command to be able to read units as nobody/nobody
Remove read symlink when adding write keys for git repositories and vice-versa
Merge pull request #85 from kraman/remove_git_read_key_on_write_perm

Remove read symlink when adding write keys for git repositories and vice...
Move encrypted tokens to their own path and create a test case
Merge pull request #86 from smarterclayton/add_encrypted_token_support

Move encrypted tokens to their own path and create a test case
Linking broken on old containers

Add some additional debug info for future use
Merge pull request #88 from smarterclayton/linking_broken_on_older_dockers

Linking broken on old containers
Fix up gear command, Dockerfile, Vagrantfile
Handle systemd/docker build
Remove old build_selinux script
Finishing touches: project fixup
Move switchns and gear-auth-keys-command to cmd/
Add instructions to README
Factor out shared code from gear command
Improve readability in cmd/gear/commands.go
Merge pull request #89 from pmorie/fixup

Fixup
Fix contrib/build and README instructions