Clean up old hashable implementations

Sources/RswiftCore/ResourceTypes/Locale.swift

@@ -61,19 +61,3 @@ extension Locale: Hashable {
     }
   }
 }
-
-func == (lhs: Locale, rhs: Locale) -> Bool {
-  switch (lhs, rhs) {
-  case (.none, .none):
-    return true
-
-  case (.base, .base):
-    return true
-
-  case let (.language(lLang), .language(rLang)):
-    return lLang == rLang
-
-  default:
-    return false
-  }
-}

Sources/RswiftCore/ResourceTypes/ReusableContainer.swift

@@ -14,10 +14,6 @@ struct Reusable: Hashable {
   let type: Type
 }
 
-func == (lhs: Reusable, rhs: Reusable) -> Bool {
-  return lhs.hashValue == rhs.hashValue
-}
-
 protocol ReusableContainer {
   var reusables: [Reusable] { get }
 }

Sources/RswiftCore/SwiftTypes/Type.swift

@@ -106,5 +106,5 @@ struct Type: UsedTypesProvider, CustomStringConvertible, Hashable {
 }
 
 func ==(lhs: Type, rhs: Type) -> Bool {
-  return (lhs.hashValue == rhs.hashValue)
+  return (lhs.description == rhs.description)
 }

Sources/RswiftCore/Util/SwiftIdentifier.swift

@@ -59,10 +59,6 @@ struct SwiftIdentifier : CustomStringConvertible, Hashable {
   }
 }
 
-func ==(lhs: SwiftIdentifier, rhs: SwiftIdentifier) -> Bool {
-  return lhs.description == rhs.description
-}
-
 extension SwiftIdentifier : ExpressibleByStringLiteral {
   typealias StringLiteralType = String
   typealias UnicodeScalarLiteralType = String