* fix: Detect chain specs that enable test environment and dev accounts Issue #130
* test: refactor moving chain checker into meaningful function name
* fix: Detect check specs requiring backward compatibility encoding for Issue #130
* remove comment
* remove comment and restore source maps
* fix: Fix the license information in test files
* refactor: Move cases into array with meaningful array. Cater for numbers
* refactor: Reduce how condensed the code is
* refactor: Use Polkadot isUndefined helper
* refactor: Move RegEx instantiation outside function so not called every time
* refactor: Move new utility functions and associated tests into ui-react-rx/src/util
* fix: Update to cater for renaming of poc-2 to staging
See commit updates since `poc-2` has been renamed to `staging` 3426552c76
