Apply new API to posts

[be-marc]

Requiremts

• mlr-org/mlr3,
• mlr-org/mlr3book,
• mlr-org/mlr3data@bike_sharing,
• mlr-org/mlr3fselect,
• mlr-org/mlr3tuning,
• mlr-org/mlr3verse@mlr3tuning_0.9.0

What's new?

• paradox, mlr3tuning, mlr3fselect and mlr3pipelines sugar
• as.data.table and render wide tables with kableExtra
• reduces render time from 45 to 10 minutes with intermediate results
• updated rda files
• export data sets to mlr3data
• use downlit
• skimr data visualization
• validation row role instead of split tasks
• fix bugs in packages

To do

• [x] 2019-08-03-useR-mlr3
• [x] 2019-08-03-useR-mlr3pipelines
• [x] 2019-11-15-jornadas-de-usarios-de-r
• [x] 2020-01-30-house-prices-in-king-county
• [x] 2020-01-30-impute-missing-levels
• [x] 2020-01-31-encode-factors-for-xgboost
• [x] 2020-02-01-tuning-multiplexer
• [x] 2020-02-25-remove-correlated-features
• [x] 2020-03-11-basics-german-credit
• [x] 2020-03-11-mlr3pipelines-tutorial-german-credit
• [x] 2020-03-11-mlr3tuning-tutorial-german-credit
• [x] 2020-03-12-intro-pipelines-titanic
• [x] 2020-03-18-iris-mlr3-basics
• [x] 2020-03-30-imbalanced-data
• [x] 2020-03-30-stratification-blocking
• [x] 2020-04-18-regression-chains
• [x] 2020-04-23-pipelines-selectors-branches
• [x] 2020-04-27-mlr3pipelines-Imputation-titanic
• [x] 2020-04-27-tuning-stacking
• [x] 2020-05-02-feature-engineering-of-date-time-variables
• [x] 2020-05-04-moneyball
• [x] 2020-05-28-pipelines-and-automl-with-mlr3
• [x] 2020-06-15-target-transformations-via-pipelines
• [x] 2020-07-27-bikesharing-demand
• [x] 2020-08-13-a-production-example-using-plumber-and-docker
• [x] 2020-08-14-comparison-of-decision-boundaries
• [x] 2020-09-11-liver-patient-classification
• [x] 2020-09-14-mlr3fselect-basic
• [x] 2020-10-14-threshold-tuning
• [x] 2021-01-19-integer-hyperparameters-in-tuners-for-real-valued-search-spaces
• [x] 2021-01-20-keras
• [x] 2021-02-03-tuning-a-complex-graph
• [x] 2021-03-09-practical-tuning-series-tune-a-support-vector-machine
• [x] 2021-03-10-practical-tuning-series-tune-a-preprocessing-pipeline
• [x] 2021-03-11-practical-tuning-series-build-an-automated-machine-learning-system
• [x] 2021-03-12-practical-tuning-series-tuning-and-parallel-processing