rars 0.12.3

What's Changed

• RAR5: avoid copying decoder state before independent streams by @bitplane in #99
• Reuse legacy streaming output buffers by @bitplane in #100
• Bulk-copy long RAR 2.0 matches by @bitplane in #101
• Accelerate RAR 2.0 Huffman and bit decoding by @bitplane in #102
• Batch RAR 2.0 history compaction by @bitplane in #103
• fix(ppmd): preserve allocator ownership on admission failures by @bitplane in #104
• Unify link extraction across RAR formats by @bitplane in #106

Full Changelog: v0.12.2...v0.12.3