Added github actions and mod support + fixes

What's Changed

• Support for parenthesized type declarations by @jfeliu007 in #107
• Adds a -hide-private-members flag by @weters in #110
• Fix error from named imports and anonymous fields by @csams in #124
• Add github action to the repo by @jfeliu007 in #130
• Fix return parametrized error and added go Mod. by @jfeliu007 in #128
• Updated install instructions to "go install" per issue 119 by @Heidelberger in #126
• Changed to version 2. by @jfeliu007 in #133
• Added folder structure for version 2. by @jfeliu007 in #134
• Restructured folders for v2 by @jfeliu007 in #135

New Contributors

• @weters made their first contribution in #110
• @csams made their first contribution in #124
• @Heidelberger made their first contribution in #126

Full Changelog: v1.5.2...v1.6.0