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It appears this whole change is unnecessary when a simple contract
is kept: Whenever you define a lens, the write lens should never yield
Nothing while there is a reducer for the lens.

Modify transform so it can create an exception

See merge request !176

Resolve "sequence becomes slower over time"

Closes #241

See merge request !182

Resolve "Startup tasks"

Closes #240

See merge request !181

Tweaked the utility functions for creating startable tasks to reduce the need to pass default parameters in the common cases.

Also tweaked the API a bit based on the examples in the documentation.

It now possible to do the same with `doTasks`

directly creating task instances when an application is started.
This was already possible internally, but was not yet exposed in the API.

Resolve "gEditor for Maybe is broken"

Closes #238

See merge request !178

Resolve "RawVarCons in default Layout for certain ADT"

Closes #228

See merge request !179

Resolve "buttons on a tabset should be moved to the actual tabbar header"

Closes #217

See merge request !148

Merge branch 'master' of gitlab.science.ru.nl:clean-and-itasks/iTasks-SDK into 217-buttons-on-a-tabset-should-be-moved-to-the-actual-tabbar-header

Resolve "Testing with generic fusion?"

Closes #226

See merge request !177

Merge branch 'master' of gitlab.science.ru.nl:clean-and-itasks/iTasks-SDK into 226-testing-with-generic-fusion