anchor.diff:  
   [[boot-features-elasticsearch]]
   === Elasticsearch
  -http://www.elasticsearch.org/[Elastic Search] is an open source, distributed,
  +http://www.elasticsearch.org/[Elasticsearch] is an open source, distributed,
   real-time search and analytics engine. Spring Boot offers basic auto-configuration for
   the Elasticsearch and abstractions on top of it provided by
   https://github.com/spring-projects/spring-data-elasticsearch[Spring Data Elasticsearch].
  
positive.code: 
  
  [[boot-features-web-application-conditions]]
  ==== Web Application Conditions
  The `@ConditionalOnWebApplication` and `@ConditionalOnNotWebApplication` annotations
  allow configuration to be skipped depending on whether the application is a
  'web application'. A web application is any application that is using a Spring
  `WebApplicationContext`, defines a `session` scope or has a `StandardServletEnvironment`.
  
  
negative.code: correct.
  
  By default Bitronix transaction log files (`part1.btm` and `part2.btm`) will be written to
  a `transaction-logs` directory in your application home directory. You can customize this
  directory by using the `spring.jta.log-dir` property. Properties starting `spring.jta.`
  are also bound to the `bitronix.tm.Configuration` bean, allowing for complete
  customization. See the http://btm.codehaus.org/api/2.0.1/bitronix/tm/Configuration.html[Bitronix
  