readd bin to default directories

Signed-off-by: Caleb Cushing <xenoterracide@gmail.com>
document new method

Signed-off-by: Caleb Cushing <xenoterracide@gmail.com>
method name mispelling

Signed-off-by: Caleb Cushing <xenoterracide@gmail.com>
2.004000

	- Add support for customizable search directories GH #8
	- fix bug where unicode names weren't being added properly as stopwords
	  GH #9