To float left add the '<' character.
To float right add the '>' character.
To keep image inline add the '<>' characters.
By default the images will be shown at half their original size so that they are still full resolution on high density displays (markup ending in =s0) .
You can resize them by simply replacing
To add a margin around the image use the '(padded)' style modifier.
To add a white border with a shadow around the image use the '(whiteborder)' style modifier.