Add example in main example folder (#2) * rename verify to classify * add basic-witness.ts in main example folder * fix some typos; remove latitude and longitude in login * change verify to classify * Added comments to basic-witnesschain.ts * Comments added to basic-witnesschain.ts * Comments on WitnesschainAdapter.ts * Update README.md * Update README.md * Update WitnesschainAdapter.ts * Update README.md * Delete packages/adapter-witnesschain/examples directory * Changed WitnessChain descriptors README.md * Update basic-witnesschain.ts * Added error Handling and refactored code to match our adapter. * Minor changes to README * Adding changed to .env.example --------- Co-authored-by: arun <arun@aruns-MacBook-Air.local> Co-authored-by: Ranvir Rana <ranvirranaiitb@gmail.com> Co-authored-by: ashwincolaco <ashwin.colaco@kaleidoscope-blockchain.com>