MerkleLog Confirmation

What's Changed

• Update Company Logo Used In Tests by @rkvst-carl-kelly in #254
• Fix remaining refs to rkvst by @eccles in #255
• Fix unittests and notebooks by @eccles in #256
• Add merkle log proof mechanism by @eccles in #257
• Fix simple hash functest by @eccles in #258
• Merkle log support by @eccles in #259
• Fix confirmation timeouts by @eccles in #260

New Contributors

• @rkvst-carl-kelly made their first contribution in #254

Full Changelog: v0.27.1...v0.30.0