reload service only if it running, if not - start

Signed-off-by: Vasiliy Tolstov <v.tolstov@selfip.ru>
check for running service when reload, if not - start it

Signed-off-by: Vasiliy Tolstov <v.tolstov@selfip.ru>
Make Systemd service use shell_out.
Check shell_out's error? when running status command.
Update spec for shell_out.
Update contribution information for https://github.com/opscode/chef/pull/1532
office hours -> developer office hours
Merge pull request #1606 from opscode/btm/developer-office-hours

office hours -> developer office hours
Support --chef-zero-port=A-B,C,D-E syntax for finding ports
Allow Pedant to run if port 8889 is blocked
Add chef-zero-port to doc/release notes
Move local-mode server connectivity code to Chef::LocalMode
Refactor caller decorations into with_server_connectivity
Support port ranges for chef-zero in local mode
Add url scheme to proxy, if not present.
Merge pull request #1624 from opscode/mcquin/basic_client_proxy

Add url scheme to proxy, if not present.
Merge pull request #1581 from opscode/vtolstov-systemd

vtolstov: reload service only if it running, if not - start
Update expected result when LC_ALL is not set in Windows.
Add RSpec matcher match_environment_variable.
Allow default values to be a DelayedEvaluator