fix: option package

Author: repeale

README.md

@@ -240,6 +240,6 @@ curryedSum(1)(2)
 #### Option
 
 Option represents encapsulation of an optional value, it might be used as the return type of functions which may or may not return a meaningful value when they are applied.
-You could instanciate an `option.Option[T]` with a value with `option.Some(val)`. If the value is missing you can use `option.None[T]()`.
+You could instanciate an `opt.Option[T]` with a value with `opt.Some(val)`. If the value is missing you can use `opt.None[T]()`.
 
 Option exports `Some`, `None`, `IsSome`, `IsNone`, `GetOrElse`, `Match`, `Map`, `Chain`.

option/option.go

@@ -1,4 +1,4 @@
-package option
+package opt
 
 import (
 	"github.com/repeale/fp-go"

option/option_test.go

@@ -1,4 +1,4 @@
-package option
+package opt
 
 import (
 	"testing"