DONE:
* activate AsciiFilterTest::testHeader08()
* Fixed https://bugs.kde.org/show_bug.cgi?id=413384
* Import datetime data including 29.2.
* spreadsheettest fails on all platform at build.kde.org
* log-example (zoom in log scale)
GENERAL:
* Check fit preview ("CO2 abs in air.lml")
* Finalize bigint-support
* Analysis functions for datetime and integer data (https://invent.kde.org/kde/labplot/commit/a5dbcefbc8137ed98d95eb463c90daab78dbaaac)
* CRASH fitting datetime data: XYFitCurveDock:979
* Windows
* failing ASCII, JSON and project import tests (see build.kde.org)
* implement the interruption of running calculations in Maxima, borrow the code from wxMaxima for this
2.9
* Fix parser problems
* add KUserFeedback on Windows and Mac
Links:
* Windows port: T3118, T11868, T11669
* Mac port: T3196