* getting started
* refactor main
* unwrap_or -> unwrap_or_else
* force parity to lower version number to trigger update
* Fix typos
* formating
* some minor refactoring
* enable lints and fix some warnings
* make it compile
* minor tweaks to make it work
* address review comments
* Rename exe to exe_path and minor import changes
* updater: unreleased -> unknown
* Add `debug` configuration to force parity-updater
* Introduce a new feature `test-updater` in order conditionally hardcode
the version number in parity in order to force an update
* This should only be used for debug/dev purposes
* nits
* Pulled latest submodule of `wasm-tests`
6816f8b489