v0.2.0

DataAssimilationBenchmarks v0.2.0

Merged pull requests:

• first test case pull request (#1) (@sukhreens)
• TestTimeSeriesGeneration Pull Request (#2) (@sukhreens)
• New polished test cases (#3) (@sukhreens)
• Update paper.md (#4) (@sukhreens)
• Update paper.md (#5) (@sukhreens)