Simplify ASI checks for TypeAlias, import, export and debugger
Simplify checks for semicolon
[bugfix] Ignore comments when checking for unnecessary semicolon
[bugfix] Don't report unnecessary semicolon when followed by regex literal
[enhancement] New check for export statements
[enhancement] Report unnecessary semicolons in classes and in statement position (for option "always"
 too)
Fix lint errors

[enhancement] check for semicolon after method overload
[enhancement] check for semicolon in type literals. To restore the old behaviour use the new options `ignore-type-literals`
[new-rule-option] `ignore-type-literals` added to `semicolon`

Will be added later in a followup PR