Git commits in Moodle 3.7.x by Dani Palou

commit 25c09b1b1d8cbcc63e7c3afd3ac97ef23aae894a
Author: Dani Palou <dani@moodle.com>
Date:   Wed, 12 Feb 2020 21:58:04 +0800
Tag:    v3.7.5

MDL-67641 auth: Fix shortname type in get_signup_settings WS

commit dedb1592cb7c016bdc9884702d176d206972927e
Author: Dani Palou <dani@moodle.com>
Date:   Wed, 12 Feb 2020 20:15:54 +0800
Tag:    v3.7.5

MDL-67644 tool_mobile: Add OAuth 2 providers in disabled features

commit addc07be5a7f160f3741937fde6c305ae55a9578
Author: Dani Palou <dani@moodle.com>
Date:   Tue, 11 Feb 2020 17:31:01 +0800
Tag:    v3.7.5

MDL-67749 ws: Set private token when reset or manual create token

commit b7b45f8c0b853552c3694d3c9e787f3faddf5ebf
Author: Dani Palou <dani@moodle.com>
Date:   Mon, 10 Feb 2020 20:22:05 +0800
Tag:    v3.7.5

MDL-67767 tool_mobile: Allow using more characters in forcedurlscheme

commit 6b2bbcbb0ecc89dfcf3e551336a8f766dd6515f7
Author: Dani Palou <dani@moodle.com>
Date:   Mon, 10 Feb 2020 18:46:40 +0800
Tag:    v3.7.5

MDL-67758 airnotifier: Send wwwroot to airnotifier

commit c1bc5df576a26f19265be60269f6b3bee3d63edb
Author: Dani Palou <dani@moodle.com>
Date:   Fri, 24 Jan 2020 22:53:21 +0800
Tag:    v3.7.5

MDL-67806 tool_mobile: Add Dark mode option in disabled features

commit 468ee73bba92669dfb95a99ec52ef429eef135c7
Author: Dani Palou <dani@moodle.com>
Date:   Mon, 04 Feb 2019 21:22:46 +0800
Tag:    v3.7.0-beta

MDL-64761 assign: Add tests for hidden grader in WS

commit 208e1376be51c542aea5bd3376b72026e3ddad2f
Author: Dani Palou <dani@moodle.com>
Date:   Mon, 04 Feb 2019 19:28:34 +0800
Tag:    v3.7.0-beta

MDL-64761 assign: Return grader -1 when hidden in get_submission_status