Update issue tracker references after GitHub issues migration.

See: #343

Author: christophstrobl

README.adoc

@@ -106,17 +106,17 @@ If you are just starting out with Spring, try one of the https://spring.io/guide
 * If you are upgrading, check out the https://docs.spring.io/spring-data/keyvalue/docs/current/changelog.txt[changelog] for "`new and noteworthy`" features.
 * Ask a question - we monitor https://stackoverflow.com[stackoverflow.com] for questions tagged with https://stackoverflow.com/tags/spring-data[`spring-data-keyvalue`].
 You can also chat with the community on https://gitter.im/spring-projects/spring-data[Gitter].
-* Report bugs with Spring Data KeyValue at https://jira.spring.io/browse/DATAKV[jira.spring.io/browse/DATAKV].
+* Report bugs with Spring Data KeyValue via https://github.com/spring-projects/spring-data-keyvalue/issues[Github].
 
 == Reporting Issues
 
-Spring Data uses JIRA as issue tracking system to record bugs and feature requests. If you want to raise an issue, please follow the recommendations below:
+Spring Data uses Github as issue tracking system to record bugs and feature requests.
+If you want to raise an issue, please follow the recommendations below:
 
-* Before you log a bug, please search the
-https://jira.spring.io/browse/DATAKV[issue tracker] to see if someone has already reported the problem.
-* If the issue doesn’t already exist, https://jira.spring.io/browse/DATAKV[create a new issue].
-* Please provide as much information as possible with the issue report, we like to know the version of Spring Data that you are using and JVM version.
-* If you need to paste code, or include a stack trace use JIRA `{code}…{code}` escapes before and after your text.
+* Before you log a bug, please search the https://github.com/spring-projects/spring-data-keyvalue/issues[issue tracker] to see if someone has already reported the problem.
+* If the issue does not already exist, https://github.com/spring-projects/spring-data-keyvalue/issues/new[create a new issue].
+* Please provide as much information as possible with the issue report, we like to know the version of Spring Data that you are using, the JVM version, Stacktrace, etc.
+* If you need to paste code, or include a stack trace use https://guides.github.com/features/mastering-markdown/[Markdown] code fences +++```+++.
 * If possible try to create a test-case or project that replicates the issue. Attach a link to your code or a compressed file containing your code.
 
 == Building from Source

src/main/asciidoc/preface.adoc

@@ -6,7 +6,7 @@
 == Project Metadata
 
 * Version control: https://github.com/spring-projects/spring-data-keyvalue
-* Bugtracker: https://jira.spring.io/browse/DATAKV
+* Bugtracker: https://github.com/spring-projects/spring-data-keyvalue/issues
 * Release repository: https://repo.spring.io/libs-release
 * Milestone repository: https://repo.spring.io/libs-milestone
 * Snapshot repository: https://repo.spring.io/libs-snapshot