Find and get buff data

Search and return the list of matched buffs.

• name: buff name, will search both buff name and buff detail.
• type: buff type, one of NiceBuffType enum.
• buffGroup: buff group.
• vals: an integer or a trait enum.
• tvals: an integer or a trait enum.
• ckSelfIndv: an integer or a trait enum.
• ckOpIndv: an integer or a trait enum.

At least one of the parameter is required for the query.

• reverse: Reverse lookup the functions that have this buff and return the reversed function objects.
• reverseDepth: Controls the depth of the reverse lookup: buff -> func -> skill/np -> servant.