Pass/get variables with $CI_JOB_TOKEN pipeline triggers

Closes #2772

See merge request !2557

[EE] Added Legacy Storage format

See merge request !2477

Docs: update Code Quality description

See merge request !2560

Applied Patch from CE inline-script-cleanup-globals-and-easy

See merge request !2548

[ci skip]

[ci skip]

EE: Avoid expect_any_instance_of because it doesn't work

See merge request !2559

well with prepend. We need to backport this

EE Version of inline-js-removal-projects-other

See merge request !2549

Port "Follow-up from "Allow to use cross project pipelines" ver 2" to EE

See merge request !2555

[EE] Moves the Performance Bar to the top instead of being at the bottom

See merge request !2472

commit dca9bd9e
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Fri Jul 28 18:46:04 2017 +0900

    Expand pipeline_trigger_service_spec by godfat request

commit 2ea6915e
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Fri Jul 28 18:16:46 2017 +0900

    Fix revert miss

commit 276c44bf
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Fri Jul 28 00:38:26 2017 +0900

    Fix static snalysys

commit 8c4c310d
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Fri Jul 28 00:33:41 2017 +0900

    Revert "Move validate to begin/rescue block"

    This reverts commit 5ec3b63bfc6f341df040ae08be4858c7181bcacf.

commit b59abf5b
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Fri Jul 28 00:31:24 2017 +0900

    Use let(:params) instead of def param

commit 34d2b8e7
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Thu Jul 27 23:09:30 2017 +0900

    Use let(:pipeline) for variables spec in triggers_spec.rb

commit a2a7fc1f
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Thu Jul 27 22:47:18 2017 +0900

    Remove is_a?(Hash) from unless params[:variables] in create_pipeline_variables

commit 445f2135
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Thu Jul 27 22:44:53 2017 +0900

    Use bang for trigger.trigger_requests.create

commit b3b8b595
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Thu Jul 27 22:41:21 2017 +0900

    Remove if pipeline.variables in Ci::Build#variables

commit 48389e99
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Thu Jul 27 15:52:55 2017 +0900

    Fix pipeline

commit 19789154
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Wed Jul 26 22:58:31 2017 +0900

    Move validate to begin/rescue block

commit 1ad4efe6
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Wed Jul 26 18:44:49 2017 +0900

    fix merge miss

commit 56418e85
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Wed Jul 26 18:31:09 2017 +0900

    init