Make the query argument of xwiki xwql required
Replace XWikiCallable and XWikiThreadPoolExecutor by XWikiThreadFactory for associating the thread with the xwiki context only once
Improved the usability of the xwiki xwql command
Update to crash 1.2.2
Merge branch 'master' of https://github.com/vietj/application-crash into vietj-master