Release v0.0.16

What's Changed

• Added Annotation attr by @shivasurya in #45
• Update LICENSE by @shivasurya in #46
• Create CODE_OF_CONDUCT.md by @shivasurya in #47
• Moved to gradle build system by @shivasurya in #48
• Create CONTRIBUTING.md by @shivasurya in #51
• Fix module name by @shivasurya in #52
• Added status card report by @shivasurya in #53
• Add discord and license badges by @shivasurya in #54
• Improve javadoc tag data structure by @shivasurya in #55
• Bump version to 0.0.16 by @shivasurya in #56

Full Changelog: v0.0.15...v0.0.16