Various fix

What's Changed

• Fix wet path sample rate and output clipping in delay_tribal by @fedemone in #64
• PortaCassette v2.0: Major refactor with improved DSP and architecture by @fedemone in #63
• Brachetti: Code review, bug fix, and size optimization by @fedemone in #60
• OmniPress: fix level structure, distortion stages and the envelope detector by @fedemone in #62
• Make the labirinto reverb audible: RT60, ping-pong, BNCE and SYNC by @fedemone in #61

Full Changelog: 2.0...2.5