v0.8.0

CausalELM v0.8.0

Diff since v0.7.0

Merged pull requests:

• v0.8.0 (#82) (@dscolby)

Closed issues:

• Add support for GPUs (#37)
• CausalELM v0.7.0 (#75)
• Add the marginal effect or the constant marginal effect (#76)
• Parallelize Randomization Inference (#77)
• Implement Confidence Intervals (#78)
• Inline Computationally Expensive Functions in Loops (#79)
• Extend Propensity Score-based Models to Allow Continuous Treatments (#80)
• Causal Mediation Analysis? (#81)