GitLab

* updated default value for precision in plot_importance function

* fixed typo

* updated example notebook

* add weight in tree model output

* fix bug

* updated Python plotting part to handle weights

* added plot_split_value_histogram function

* updated init module

* added plot split value histogram example

* added plot_split_value_histogram to notebook

* added test

* fixed pylint

* updated API docs

* fixed grammar

* set y ticks to int value in more sufficient way

* made notebook example interactive

* cleanup

* adding plot example ipynb

* moving notebook to its own notebook folder

* rename notebook folder and ipynb to lowercase and snake case

* fixing importerror, version strings, file imports, printing-->plotting

* removing missed f-string modifier