Feature/tuner multiple model (#461)

* special processing for batch_size in tuning

* Remove trainer_config from tuner tests

* Update tuner example without traning_config

* Remove trainer_config from tuner

* Add Pycharm folder

* Implement tuner multiple models

* Add tutorial tuner multiple models

* Remove old code

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* Fix typing

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* Fix numpy incompatibility

* Fix licence

* Fix licence checks

---------

Co-authored-by: Manu Joseph <manujosephv@gmail.com>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: Jirka Borovec <6035284+Borda@users.noreply.github.com>

Author: 4 people

.gitignore

@@ -159,3 +159,6 @@ test.py
 lightning_logs/
 docs/tutorials/examples/basic/
 docs/tutorials/pytorch-tabular-covertype/
+
+# Pycharm
+.idea/