v0.0.9: chore : clean up requirements.txt (#4)

Clean up requirements.txt

v0.0.8: restore remove tf as a dependency (#3)

This version restores the removal of tf as a dependency

v0.0.7: chore : add tf as dep but dont differentiate cpu from gpu (#2)

This version restores tf as dependencies but does not differentiate whether its GPU or CPU. It allows pip to figure our which to download depending with the system hardware

v0.0.6: Merge pull request #1 from kineticengines/tf-dep

This version removes tf a strict dependency. This allows the consumer to opt-in to whether to install tf-cpu or tf-gpu without being force to install both