Rename from qss (quantum systems software) to qe (quantum engine) - compiler

[taalexander]

As part of migrating to the open source we are renaming this project from the qss (quantum systems software) prefix to qe (quantum engine).

Steps:

• [x] Point this repositories dependencies to the migrated qss-qasm
• [x] Point internal repositories dependencies to the migrated qss-qasm
• [x] Update internal repositories
• [x] Rename the repository and migrate to the openqasm organization
• [ ] Migrate all code references from qss->qe and quantum systems software to quantum engine
• [x] Update the readme
  • [ ] Remove the repository name migration notice added in #209
• [ ] Update all internal production usages to migrate to the new name wherever used
• [ ] Update the internal repository to point to the updated references