v0.1.5

New Features

• Added Model 1002, an updated version of Model 990.
• Added documentation for Model 1002 at docs/DSGE_Model_Documentation_1002.pdf.
  This pdf includes an overview of the economic theory underlying the model, a
  summary of the model's main equations, a description of
  the data used, a table of priors for the model's parameters,
  and more.

Deprecation Fixes

• Optim.jl's MultivariateOptimizationResults type requires f_increased field
• MersenneTwister must be constructed with a seed