Update folder.rb
Update spider.rb
Update save_images.rb
Update wraith.rb
Added the spider_file option, allowing the ability to specify the spider file that should be used. This allows for per site / config spider files
Merge pull request #93 from jamesryanbell/master

Added the ability to specify the spider txt filename within the config file
Make it clearer that config arg is required for most commands

Add note about config path
Merge pull request #100 from i-like-robots/master

Make it clearer that config arg is required for most commands
Merge branch 'master' into fix_explicit_paths