improving doc comment in ObjectMaker2D.FromTiledMap
Merge branch 'master' of https://github.com/ofabricio/Citrus-Engine
Merge branch 'master' of https://github.com/ofabricio/Citrus-Engine
smoothing tiles when loading FromTiledMap

if at least one of the bmp provided is smoothing=true, we use that
information to enable the final bitmap as smooth too. When you resize
the canvas it get crispy (aliasing), and this feature keep it smooth
(anti-aliasing).
Merge branch 'master' of https://github.com/ofabricio/Citrus-Engine
Merge pull request #113 from ofabricio/master

smoothing tiles when loading FromTiledMap