Claim-Condition + SDK Updates

What's Changed

• Add queue status system endpoint by @adam-maj in #351
• [Breaking] Remove simulation on queueTx by @adam-maj in #352
• Update accuracy of sentAt timing by @adam-maj in #353
• processTx should block processing until nonce lock is acquired by @adam-maj in #354
• Add nonce incrementing on nonce too low by @adam-maj in #355
• fix: remove trailing slash in origins; add unit test framework by @arcoraven in #356
• fix: allowedContracts should be optional when creating relayer by @arcoraven in #357
• Claim Condition End-points by @farhanW3 in #358
• Claim End-point Updates by @farhanW3 in #359
• SDK Updates by @farhanW3 in #360

Full Changelog: v0.0.12...v0.0.13