Test setup for UDF code coverage

Features / Enhancements

• #10: Added a module for code coverage in UDFs

Dependency Updates:

• Updated to com:exasol:project-keeper-maven-plugin:0.3.0 (was 0.2.0)
• Added com.exasol:error-reporting-java:0.2.0
• Added org.jacoco:org.jacoco.core:0.8.6
• Added com.exasol:exasol-testcontainers:3.3.1
• Added org.mockito:mockito-core:3.6.0
• Added org.hamcrest:hamcrest-all:1.3
• Added com.exasol:test-db-builder-java:2.0.0
• Updated to org.jacoco:jacoco-maven-plugin:0.8.6 (was 0.8.5)
• Added org.sonatype.plugins:nexus-staging-maven-plugin:1.6.8
• Updated org.jacoco:org.jacoco.agent0.8.6 (was 0.8.5)

Test setup for UDF debugging

Features / Enhancements

• #5: Sonar Cloud setup
• #6: Changed default value of getSelectionThatIsSentToTheAdapter to empty string
• #8: Added test setup for debugging in UDFs

Dependency Updates:

• com:exasol:project-keeper-maven-plugin from 0.1.0 to 0.2.0

Added push-down testing util

Features / Enhancements

• #1: Added push-down testing util
• #2: Added CI setup