rpc v2.0

Complete redesign of the tool with multiple improvements and aligned with the upcoming tool raylib project builder (rpb). Key features of this new release:

• ADDED: Complete internal redesign to align with rpb project builder tool
• ADDED: Load and save project configuration files ( .rpc), shared with rpb
• ADDED: Multiple project templates to start projects, including assets
• ADDED: Source code scanning for automatic assets detection
• REVIEWED: Support for multiple input files, code or assets
• REVIEWED: Command-line interface to support new features
• REVIEWED: Complete UI redesign, new styles added
• REVIEWED: Assets management, copy assets to generated project
• REVIEWED: VS2022 working directory to src, where resources is located
• UPDATED: Using latest raylib 6.1-dev and raygui 5.0-dev

Enjoy new rpc v2.0! :)