Skip empty interfaces

Fixes #62

Fixed paths for go:generate to work with -o parameter

Update version on release

Removed travis ci

Merge pull request #76 from gojuno/dependabot/go_modules/gopkg.in/yam…

…l.v3-3.0.0

Bump gopkg.in/yaml.v3 from 3.0.0-20210107192922-496545a6307b to 3.0.0

Merge pull request #71 from defaulterrr/generic-many-diff-types

fix: multiple generic types

Removed clean target

Updated Makefile and golangci-lint version

Merge pull request #67 from defaulterrr/generics-support

feat: added support for generic interfaces