[FIX] services: Parse query strings properly in loadService and handle array values (1 dimension only so far).
Fixes tracker field export issue wish4646 (finally did "better" and refactored! ;)

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/11.x@47149 b456876b-0849-0410-b77d-98878d47e9d5