This is angular directive help to create table have a fixed header
- Support fixed @width @height table, use the config by @widthCell
- @width: The table width, default is window width
- @height: The table height, default is window height
- @widthCell: The config for cell width of table
- @rWidth: The real width = width - rWidth
- @rHeight: The real hieght = hieght - rHieght
Good luck to you!