* Add missing globals from luacheck config
* Fix luacheck warnings in all lua files
* Re-enable luacheck in Travis
* Speed up Travis by using preinstalled LuaRocks
* Fix more luacheck warnings in httpserver lua module
* Fix DCC module and add appropriate definitions to luacheck config.
* Change inline comments from ignoring block to only ignore specific line
* Add Luacheck for Windows and enable it for both Windows and Linux
* Change luacheck exceptions and fix errors from 1st round of polishing
* Add retry and timeout params to wget
- Remove old non-async examples from `lua-examples`.
- Rename `ds18b20.EN.md` to `README.md`
- Change remaining `toBase64` calls to the more standard `toHex` call.
- Fix some spelling and markdown formatting issues in README file.
Addresses issue #1841
Josef Fröhle
galjonsfigur
Lukáš Voborský
Jonathan Karras
baracudaz