Update - Custom SQL imports

Added a reminder to import the packages needed for "findByEventNameEventDescriptionLocationName" class.

(It can be helpful, since there are some classes with the same name in other packages)
Merge branch 'patch-3' of https://github.com/afshing/liferay-docs into trunk-dev-guide-fixes

Conflicts:
	devGuide/en/chapters/04-service-builder.markdown