Specify file coding systems
Add separate target to clean dependencies
Enable lexical binding
Move test status image to headline
Fix punctuation
Update Carton version in CI environments
Fix docstring

[ci skip]
Fix help output

[ci skip]
[Fix #91] Add support for Go programming language
Add unit tests for Go syntax checking
Add Robert Zaremba to credits

Thank you for your contributions, @robert-zaremba
Add a change log for all releases

[ci skip]
Update list of syntax checkers in README

[ci skip]