Added class to wrap timedatectl command

[carbonin]

@Fryguy @bdunne

[Fryguy]

I think an accessor looking method would be better: def self.system_time=(time)

LinuxAdmin::TimeDate.system_time = Time.now

[miq-bot]

Checked commits carbonin/linux_admin@dbd6380~...1672019 with ruby 1.9.3, rubocop 0.34.2, and haml-lint 0.13.0
3 files checked, 2 offenses detected

spec/time_date_spec.rb

• 🔶 - Line 35, Col 19 - Rails/TimeZone - Do not use Time.new without zone. Use one of Time.zone.local, Time.new.current, Time.new.in_time_zone, Time.new.utc, Time.new.getlocal, Time.new.iso8601, Time.new.jisx0301, Time.new.rfc3339, Time.new.to_i, Time.new.to_f instead.
• 🔶 - Line 45, Col 19 - Rails/TimeZone - Do not use Time.new without zone. Use one of Time.zone.local, Time.new.current, Time.new.in_time_zone, Time.new.utc, Time.new.getlocal, Time.new.iso8601, Time.new.jisx0301, Time.new.rfc3339, Time.new.to_i, Time.new.to_f instead.

[kbrock]

👍 LGTM

for a separate PR, but is there an abstraction for sysctl hidden in here somewhere?