What's Changed

• Remove deprecations. by @enebo in #148
• CI: Refer to 3.0 as "3.0" in YAML by @olleolleolle in #151
• typo: s/grammer/grammar/g by @akimd in #153
• README: Drop RubyForge link by @olleolleolle in #154
• CI: use jruby-9.2.17.0 by @olleolleolle in #150
• Stop compressing integer lists by @casperisfine in #160
• Fixes in the documentation by @akimd in #157
• Disable wiki feature and integrate doc folder by @hsbt in #162
• Followed up #162 by @hsbt in #163
• Drop to support Ruby 2.4 by @hsbt in #164
• Shrink gem size by @brunoarueira in #161
• Add missing check for rb_block_call() by @eregon in #165
• Cleanup gemspec and repository by @hsbt in #166
• Split helper file to test-case and runner helper by @hsbt in #168
• CI: Use JRuby 9.2.19.0 by @olleolleolle in #170
• Prefer dir over File.dirname(FILE) by @olleolleolle in #169
• gemspec: Link to https in homepage [ci skip] by @olleolleolle in #171

New Contributors

• @akimd made their first contribution in #153
• @casperisfine made their first contribution in #160
• @brunoarueira made their first contribution in #161

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