v1.6.0

What's Changed

• Feature/add relation existence criteria by @sinemacula-ben in #99
• Fixed issue with isRelation method on APICriteria by @sinemacula-ben in #101
• Develop by @sinemacula-ben in #102
• Bugfix/is relation issue by @sinemacula-ben in #103
• Fixed issue with nested ors by @sinemacula-ben in #104
• Testing fix for nested ors by @sinemacula-ben in #105
• Testing fix for nested ors by @sinemacula-ben in #106
• Testing fix for nested ors by @sinemacula-ben in #107
• Testing fix for nested ors by @sinemacula-ben in #108
• Testing fix for nested ors by @sinemacula-ben in #109
• Bugfix/is relation issue by @sinemacula-ben in #110
• Develop by @sinemacula-ben in #100

Full Changelog: v1.5.1...v1.6.0