Bug 534376: [Tips] (fetch) job runs even if I have disabled tips

* Added "Disabled" Option
* Tips startup default can be controlled by property
* Fixed internal api
* Fixed documentation
* Fixed tests
* V3 fixed preferences initializer
* V4 lightbulb in trim goes away in "Disabled" mode
* V5 replaced combo with menu
* V6 replaced tip to reflect new menu

Change-Id: I958c1d583948341ef3ef0587655bdf1b78a4f0a4
Signed-off-by: Wim Jongman <wim.jongman@remainsoftware.com>
21 files changed