Replaces tabs with spaces
Adds Pep 8 compliance
Changes single sid lookup to multiple sids in range
Adds chunking of SID requests to remove OS argument error
Clean up syntax a little bit and remove try except flow control
Fix IO errors when 2 users/password combinations are found
Makes sids_to_names only return users
Remove useless white space
Merge pull request #2 from tomsteele/master

Added faster RID enumeration with changes from Tom Steele