prepare for release - bump version number

Merge pull request #214 from MysterAitch/v0.5.3

V0.5.3

Merge pull request #206 from MysterAitch/prepare_release

Prepare release

Merge pull request #159 from MysterAitch/update_changelog

update changelog

update plugin version to 0.5.0

correction to environment variable in release action

Merge branch 'master' of https://github.com/MysterAitch/JavaParser-AS…

…T-Inspector

corrected the version number in build.gradle

bump to v0.4.2

bump to v0.4.1