0.9.6

Changes:

• #80: Upgraded kotlin-maven-plugin-tools from 0.9.4 to 0.9.5
• #81: Upgraded assertj-core from 3.11.0 to 3.11.1
• #83: Added Javadoc JAR to build
• #85: Dropped the settings.xml for non-CI builds
• #86: Made POM comment more consistent
• #84: Upgraded doxia-sink-api-ktx from 0.5.7 to 0.6.1
• #87: Made builds build byte-for-byte reproducible
• #88: Fixed JCenter repository name
• #89: Removed repository for doxia-sink-api-ktx
• #90: Updated IntelliJ config
• #91: Changed from Bintray to OSSRH