v0.6 [4/06/2020]
-- Significant upgrade of machine learning component
-- Implemented simple grammar for declarative machine learning
-- Created simple machine learning API
-- Created take-off weight estimation model and examples
-- Created example extenstions to machine learning grammar for federated learning and ensemble systems
v0.5.1 [10/26/2019]
-- Minor bug fixes
-- Fixed broken links in READMEs
v0.5 [9/3/2019]
-- Updated PILOTS grammar Full merge of machine learning component
-- AoaCheck example
-- Log messaging
-- Multiple plots in one window
-- Added argparse4j to PilotsCompiler
v0.4.1 [3/22/2019]
-- Added a new example PILOTS program for erroneous angle-of-attack data
v0.4 [4/24/2017]
-- Full merge of machine learning component
-- Addition of simplified examples of learning models
-- Improved stability
-- Improved documentation
v0.31 [10/9/2016]
-- Simulated Weight Error example
-- Updated Syntax
-- Predictive Function
v0.3 [4/28/2016]
-- Connectivity to the X-Plane flight simulator
-- Alternative wind data computation method for the Air France 447 example
-- Proof-of-concept model learning utility
v0.2.4 [4/30/2014]
-- Added Tuninter flight 1153 data and associated PILOTS program
v0.2.3 [8/18/2013]
-- Added Air France flight 447 data and associated PILOTS program
v0.2.2 [6/11/2013]
-- Fixed error in SpeedCheck data
-- Updated examples: including corrected and uncorrected versions
-- Small syntax change: semicolon after end keyword is now optional
-- Tutorial release: see tutorials here
v0.2.1 [5/14/2013]
-- Added support for interval logic (for signature constraints)
-- Error streams are internalized, no longer treated as outputs
-- Small corrections to language grammar
-- Modified (simplified) file distribution
-- Added support for comments (using /* ... */)
-- Updated README.md with more content
v0.2.0 [5/7/2013]
-- Support for arbitrary output frequency
-- Data error detection and recovery support
-- Syntax support for correct and signatures clauses
-- Error detection/correction without signature constraints
-- Defined external software components
-- Simulation mode supported
-- Created README.md file
v0.1 [4/21/2012]
-- Data selection module implementation
-- Output and Error streams treated as equals
-- Real-time mode supported
