Update setup.py

[SabineHaas]

Fix #319, #324

Changes proposed in this pull request:

• Remove greco_technologies from setup.py
• Delete if __name__ == "__main__" statements of modules

The following steps were realized, as well (required):

• Update the CHANGELOG.md
• Check if full simulation tests pass locally (EXECUTE_TESTS_ON=master pytest)

Also the following steps were realized (if applies):

• Use in-line comments to explain your code
• Write docstrings to your code
• For new functionalities: Explain in readthedocs
• Write test(s) for your new patch of code

Please mark above checkboxes as following:

• Open
• Done

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Note that in case you do not fix a whole issue you should start your PR with Address #xyz.

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[Piranias]

es fehlen noch demand.py und pv_feedin.py oder? Oder sind die statements da schon weg?

[SabineHaas]

es fehlen noch demand.py und pv_feedin.py oder? Oder sind die statements da schon weg?

da gibt es keine