4.3.5 Backported issues

[fmbenhassine]

• Adjust h2 schema to work with v2.0.x Adjust h2 schema to work with v2.0.x #4043
• Adjust H2PagingQueryProvider to work with v2.x Adjust H2PagingQueryProvider to work with v2.x #4047
• Simplify GET_LAST_STEP_EXECUTION Simplify GET_LAST_STEP_EXECUTION #3997
• Make countStepExecutions access batch_job_execution only once Make countStepExecutions access batch_job_execution only once #3876
• Add @nullable to StepExecution::endTime Add @Nullable to StepExecution::endTime #4034
• Document default types of beans registered by EnableBatchProcessing annotation Document default types of beans registered by EnableBatchProcessing annotation #3993
• Fix Javadoc of FaultTolerantChunkProvider Fix Javadoc of FaultTolerantChunkProvider #4029
• Fix typos in documentation Fix typos in documentation #4010
• Collection's empty data check using CollectionUtils.isEmpty Collection's empty data check using CollectionUtils.isEmpty #4021
• MongoItemReader#setSort check its argument MongoItemReader#setSort check its argument #4014