Document Logger class
Document Logger class

Add some simple documentation for this utility class.

Change-Id: Ifc6bd694d99c7cb282c067925550d9ca2fb859ae
Reviewed-on: http://gerrit.causes.com/44892
Tested-by: jenkins <d95b56ce41a2e1ac4cecdd398defd7414407cc08@brigade.com>
Reviewed-by: Shane da Silva <67fb7bfe39f841b16a1f86d3928acc568d12c716@brigade.com>

gnagel/overcommit,oxocode/overcommit,gnagel/overcommit,TheSooth/overcommit,TheSooth/overcommit,oxocode/overcommit,blech75/overcommit,blech75/overcommit