I want to migrate my JIRA5 to JIRA6. I need to learn following point.
1. Is Jira 5 license work for jira6?
2. I have written custom plugins. Will they work on JIRA6.
3. I have following plugins installed in my jira will they work after migration
JIRA Misc Custom Fields
Script Runner
4. I have made some changes in JIRA core code . How they will migrate?
5. Will my data (Projects,Issues) will moved to new version?
Thank you!