Use Python's LRU cache instead of custom cache implementation#34

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ralittles:use-lru-cache-instead-of-custom-cache

Commits on Dec 13, 2018

Switched over from using the hand-spun memoization to using the built-in LRU cache
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erased some commented out code relating to the old caching, unit tests still work
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Commits on Dec 20, 2018

Began trying to use a Python2 LRU cache implementation, got the initial caching decorator in place but still need to figure out a nice way to use a different cache_clear() function depending on if …
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