Fix typos in FunctionObject.ds
Fix error that variables 'lists' not defined in FunctionObject.ds
If the return type of c# function is object, represent it as var[]..[]
Merge remote-tracking branch 'upstream/ChocoButter-2Become1' into ChocoButter-2Become1
Merge pull request #1230 from ke-yu/ChocoButter-2Become1

Fix typos in FunctionObject.ds; represent object type as var[]..[] for the return type of C# function.