v0.0.2

Changelog

09f6507 Increasing test coverage for funcs
7502528 Updated testInterpolationFunc params.
6a7286e Add env test for ternary condition
d505ad1 Add interpliationFuncKeys to find keys in a map
ba062c7 Remove interpolation method section from readme
8321aa0 Make it easier to use from Go code.
95edd92 Merge pull request #3 from OpenPixel/concat-func
ccef744 Update docs.
9bd1157 Fix up list example.
c41e59c Updated tests for concat and list functions.
49411c2 Concat func.

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