addAll now supports: filter(query), fields, sortby, order, limit, offset
added doc for GetAll template
minor cosmetic changes
allow dot notation in query field
fix doc format bug, use only 1 tab in between fields
trim unused fields in result json
when field list is empty, no need to reflect
refactor reflection template for models
Merge pull request #36 from ZhengYang/master

GetAll now supports: filter(query), fields, sortby, order, limit, offset