Debug Adapter Protocol for GDB

[adeas31]

Implement Debug Adapter Protocol (DAP).

Tasks,

• Set debugger capabilities
• Launch GDB
• Configuration
• Breakpoints Add / remove breakpoints (VS Code debugger perspective) #14
• Threads [Debugger] Implement support for threads #20
• StackTrace
• Scopes
• Variables GDB MetaModelica type inspection #10

[adeas31]

Started implementing the debug protocol in #9.