v2.0.3 — SDK cleanup and stability fixes

Fixed

• Fixed import crash for pip users caused by missing optional
  dependency
• Fixed all documentation to match actual SDK API (package name,
  imports, method names)
• Fixed internal version inconsistency

Changed

• Consolidated development tooling into single directory structure
• Cleaned up examples directory to only include working v3 examples
• Removed stale build artifacts from repository

Upgrade

pip install --upgrade accumulate-sdk-opendlt