Removed some ugliness
Added individual download (by snap id) and consolodated session management
Made all file permissions 755
Case-insensitive storage
Checked off single download goal from README
Merged with upstream 4a8ad30bf8c0f1b7288d2796ef30267beaf0a86f
Merge branch 'master' of github.com:doomrobo/snapchat-fs into doomrobo-integration
Merge in @doomrobo feature addition, fix small bug