* use simpler image for testing
* include age in faces test again
* fix typo
* try with newer tensorflow version
* remove testing for age again
* try with tensorflow newer versions only for breaking change in transformers
* force transformers to use pytorch
* fixing DemoNotebook
* fixing DemoNotebook2
* rearrange the code and text
* continiue changing demo notebook
* continiue changing demo notebook2
* fixing bug on a100 in google colab
* change order of tests and do not test for age in faces
* add screenshots for gcv api
* instructions for google cloud vision API
* link instructions in readme
* add missing image
* trim whitespace
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Co-authored-by: Inga Ulusoy <inga.ulusoy@uni-heidelberg.de>