Updated the usage description code snippet so that it actually ignores the error (as demonstated here: http://stackoverflow.com/a/21866122/1058612). Also made some minor grammar fixes, and updated docs so that they fit within the 80 character margin (as most of the doc does).
Updated the usage description code snippet so that it actually ignores the error (as demonstated here: http://stackoverflow.com/a/21866122/1058612). Also made some minor grammar fixes, and updated docs so that they fit within the 80 character margin (as most of the doc does).

dlochrie/sessions