* Update eslint config
* Applied linter to lib
* Applied eslint config to CliClient/app
* Removed prettier due to https://github.com/prettier/prettier/pull/4765
* First pass on test units
* Applied linter config to test units
* Applied eslint config to clipper
* Applied to plugin dir
* Applied to root of ElectronClient
* Applied on RN root
* Applied on CLI root
* Applied on Clipper root
* Applied config to tools
* test hook
* test hook
* test hook
* Added pre-commit hook
* Applied rule no-trailing-spaces
* Make sure root packages are installed when installing sub-dir
* Added doc
* updated Contributing.md
- Added several guidelines
- Moved some rules to bulleted lists (for quicker reading).
* Replace links to old forum domain to new domain. Removed a word.
