* export still missing

* view/legend settings added

* In reactivityParams header parameters can be selected now.

* added ctrl+c for DRL spectrum

* Created ImagePainter class, to be implemented instead of various
  functions across Prasopes

* settings saved by the parameter index
* Fixed legend markers transparency

* error message has now "show details.." button for traceback
* reactivity tools legend location can be changed now

* added flexibility in plotting
* rewrote the code

* Reactivity support as intended
* code not tested against files in progres
* stability not tested

* Recent file list is now stored in settings
* flake8 cleanup
* tried better thread handling

* removed bug induced by commit 9720776c
* rewrote console dock - console has history now

* config is not rewroting False variables to True anymore
* autozoomy is called with valid argument from __main__
* minor formatting

* spectrum variables were implemented into update_spectrum
* flake8 check of the whole project

* all docks are described in docks.py file and they use common class
* actions linked to dock visibility is inherited in the class

* fixed TypeError in settings which can be triggered when the settings
  are opened for the first time.

* added functionality to settings
* minor debug of annotation function

* rewritten populate and plot_subtime functions in graphtools
* rewritten autozoomy function
* slightly modified the update_spectrum function in __main__
* rewritted the peak picking function
* removed debug prints from the last commit

* changed layout of the QSettings
* added functions for intensity annotation and some memory of user
  preferences

* tmp folder now can be set in GUI, so rawprasslib functionality of
reading of the spectra during acquisition is implemented
* file is reloaded and the figures are refreshed upon F5