Added a function registry
cleanup of unused method
introduced IFunctionRegistry to the signature of IExecutor
Added support for custom funtions in the dynamic compiler for classic .NET
Added support for custom functions to the winrt dynamic compiler
removed custom code for default functions
Removed function type
Small improvements to the application
Added extra validation to the function registry
optimization to the interpreter
Refactoring of components
removed hardcoding of function names
Small improvements
Fixed an issue with negative numbers in the tokenreader
cosmetic fix
Added an extra unit test to cover a special case of negative numbers
improved the nuget package description
improved the function registry
Merge branch 'dev'