dev-20210529
remove duplicate gson dependency definition - use kotlin 1.5.0 - use kotlin-stdlib: https://medium.com/@mbonnin/the-different-kotlin-stdlibs-explained-83d7c6bf293 Print used java version in Gradle Gradle 6.9 Remove spotbug version: Access to 'toolVersion' exceeds its access rights Cannot assign a value to final field 'toolVersion' Update translations Update Nextcloud Android library Update 3rd-party dependencies