Added badges
Patches applied
Removed PHP 5.3 from Travis config
Added reset to Cart
Unit tests moved to tests/
Item implements Serializable
Fixed description
Adds Container helpers
Adds Option
Adds Options collection
Removes order from Options
Adds all option and options, cart and items use options for tax value
Merge branch 'feature/options' into develop
Cart variable fix
Option uses Id Helper
Options implements OptionInterface and is called Collection
Merge branch 'feature/options' into develop
Adds interfaces
Removes tax functions, minor fixes
Made Option Collection Serializable