4.2.5 Backported issues

[fmbenhassine]

• Fix typo in spring-batch-intro.adoc Fix typo in spring-batch-intro.adoc #3755
• Setting resource should be optional for JsonItemReaderBuilder Setting resource should be optional for JsonItemReaderBuilder #3731
• Resource should be optional in StaxEventItemReaderBuilder Resource should be optional in StaxEventItemReaderBuilder #3736
• StaxEventItemReaderBuilder failing to set name for Reader at build StaxEventItemReaderBuilder failing to set name for Reader at build #3753
• Job scoped steps can not be used within FlowBuilder Job scoped steps can not be used within FlowBuilder #670
• After restarting a failed job using RunIdIncrementer, all subsequent job launches throw ClassCastException After restarting a failed job using RunIdIncrementer, all subsequent job launches throw ClassCastException #3799
• Use isQuoteCharacter instead of direct char comparison in DelimitedLineTokenizer Use isQuoteCharacter instead of direct char comparison in DelimitedLineTokenizer #682
• Incorrect behaviour of RepositoryItemReader#jumpToItem() on restart Incorrect behaviour of RepositoryItemReader#jumpToItem() on restart #1074
• Do not throw NPE for job instances without executions Do not throw NPE for job instances without executions #3798
• kafkaTemplate in KafkaItemWriter should be protected kafkaTemplate in KafkaItemWriter should be protected #3802

[fmbenhassine]

Closing this as v4.2.5 has been released: https://github.com/spring-projects/spring-batch/releases/tag/4.2.5.RELEASE