TMSS-216: Task View and Edit pages added with JSON Editor customized. This commit is before merging other branches

SW-919: Changed svn.astron.nl to git.astron.nl for code reference and checkout...

Closes SW-919

See merge request !163

TMSS-187: add settings functionality and a flag that can be used to prevent...

Closes TMSS-187

See merge request !169

ROHD-2555: requeue messages for on buslistener's queue, when a TimeoutError occurs during handling of the message

TMSS-187: add settings functionality and a flag that can be used to prevent scheduling of observations through TMSS

Resolve TMSS-208

Closes TMSS-208

See merge request !166

Resolve TMSS-200

Closes TMSS-200

See merge request !167

ROHD-2538: fix for the issue. Set the status to finished for aborted lc14_002 observations which were already completing

TMSS-200: Remove SubtaskInputSelectionTemplate since and use TaskRelationSelectionTemplate instead. Fix test.

TMSS-200: Remove SubtaskInputSelectionTemplate since and use TaskRelationSelectionTemplate instead. Fix test.

SW-919: Changed svn.astron.nl to git.astron.nl for code reference and checkout instructions/examples

Intermediate merge of TMSS-207 to master

See merge request !162

Resolve TMSS-175

Closes TMSS-175

See merge request !160

TMSS-207: added various convenience meta methods and REST actions to create and/or schedule the subtasks from the TaskBlueprint, TaskDraft, SchedulingUnitBlueprint or SchedulingUnitDraft

TMSS-207: added various convenience meta methods and REST actions to create and/or schedule the subtasks from the TaskBlueprint, TaskDraft, SchedulingUnitBlueprint or SchedulingUnitDraft