Create Gluon_decentralized_hardware_crypto_wallet_services.md (w3f#182)

* Create Gluon_decentralized_hardware_crypto_wallet_services.md

* Merge branch 'master' of https://github.com/tearust/Open-Grants-Program

* update btc to dot

* add light node to communicate with DOT. adjust cost based on BTC price change

* update based on discussion. using schnorr and social recovery pellet

* update milestones

* add prerequisites to Schnorr threshold sign

* update using Schnorrkel algorithm

* update to USD