Fixes and updates

• upgrade to vscode 1.40
• upgrade to TypeScript 3.7.2
• clean-up
• fix for type hierarchy parsing that miss the " - object"
• moving views to a dedicated 'views' folder
• more robust action/variable parameter parsing
• eagerly using the Elvis operator
• constraint partial order view
• network/graph settings UI
• improved view icons
• types vs objects visualized in different color per request from Gilles
• Document symbols for problem files
• Domain processes and events are included into document symbols
• Improved parsing of large domains by processing the parser output incrementally
• Removed some 15MB from the extension package by reviewing the package content
• New plan preview menu with more options including preview width dimension.
• New location for the VAL binaries download under VS Code extension global storage path. The binaries now survive extension upgrade. Terminal window is open on linux to suggest the user to chmod the binaries.