Update changelog for upcoming 0.23.0

[nkrkv]

Features and enhancements

• [core] The buses concept is introduced. (The Buses #1392, Shortcuts for buses #1397)
• [ide] Dramatic optimizations while working with patches and debugging: moving nodes, binding values, creating links, searching for nodes, watching values, etc. (Optimize IDE hinting #1396, Improve performance of xod-patch-search #1400, Get rid of integrity validations #1402, Optimize patch search and suggester #1404)
• [ide] Show constant nodes’ values as their labels unless overriden rather than static constant-number, constant-string, etc. (Show values as labels in constant nodes #1366)
• [ide] Do not auto-stop a debug session on patch changes, show a note about the change instead. (Do not stop debugger on changes #1374)
• [ide] Split deployment pane output into several tabs dedicated to Compiler, Uploader, and Debugger. (Optimize and split deployment logs #1409)
• [ide] Make constant and watch nodes resizable like comments. (Make constant & watch nodes resizable #1375)
• [core] Comment out XOD pragmas in C++ code so that GCC produces no compilation warnings. (Comment out xod pragmas #1360)

Bug fixes

• [core] Detect and report pin name clashes. (Detect pin name clashes #1356)
• [ide] Make possible re-opening the same project. (Make possible to reopen project with the same file path in browser IDE #1407)
• [nodes] Fix the uart node for Uno-like boards which previously produced a compilation error about undefined SERIAL_PORT_HARDWARE_OPEN. (Fix UART for boards like Uno #1382)