Added Speedup#6

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avinash-arjavalingam wants to merge 6 commits intoground-context:perffrom

avinash-arjavalingam:perf

Commits on Mar 6, 2018

Add ground.py to implement GitImplementation and testing file test_ground.py
aviarjavalingam
committed

Commits on Mar 20, 2018

Correct errors, add commit for every creation, save the objects in json files
aviarjavalingam
committed

Commits on Apr 14, 2018

Removed unnecessary classes, comments with old code, and noinspect
aviarjavalingam
committed

Commits on Apr 15, 2018

Made the requested changes, including adding README.md, have class variables for class names, and fixed the latest id method
aviarjavalingam
committed

Commits on May 9, 2018

Added speedup to all get functions, reduced code length
aviarjavalingam
committed

Commits on May 10, 2018

Fix minor creation bugs
aviarjavalingam
committed