release_notes.txt

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Release Notes for OpenMDAO 2.0.0
October 19, 2017
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First public release of 2.0.0.


New Features:
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(first release... so EVERYTHING!)
- Drivers:
    - ScipyOptimizer
    - PyoptSparseOptimizer
- Solvers:
    - Nonlinear:
        - NonlinearBlockGS
        - NonlinearBlockJac
        - NonlinearRunOnce
        - NewtonSolver
    - Linear:
        - LinearBlockGS
        - LinearBlockJac
        - LinearRunOnce
        - DirectSolver
        - PetscKSP
        - ScipyIterativeSolver
        - LinearUserDefined
    - LineSearch
        - AmijoGoldsetinLS
        - BoundsEnforceLS
- Components:
    - MetaModel
    - ExecComp
    - BalanceComp
    - LinearSystemComp

- General Capability:
    - Implicit and Explicit Components
    - Serial and Parallel Groups
    - Parallel distributed components (components that need an MPI comm)
    - Unit conversions
    - Variable scaling
    - Specifying component metadata
    - Analytic derivatives


Currently Missing Features that existed in 1.7.3:
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- Pass-by-object variables (anything that is not a float)
- File Variables
- automatic ordering of groups/components based on connections
- Design of Experiments Driver (DOE)
- Parallel Finite Difference
- File-Wrapping utility library & External Code Component
- Approximate active set constraint calculation skipping
- Brent Solver
- CaseRecorders for CSV, HDF5, and Dump formats

Bug Fixes
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N/A