Moving to latest RAC release candidate

.gitmodules

@@ -1,18 +1,15 @@
-[submodule "Carthage/Checkouts/Box"]
-	path = Carthage/Checkouts/Box
-	url = https://github.com/robrix/Box.git
+[submodule "Carthage/Checkouts/Result"]
+	path = Carthage/Checkouts/Result
+	url = https://github.com/antitypical/Result.git
+[submodule "Carthage/Checkouts/xcconfigs"]
+	path = Carthage/Checkouts/xcconfigs
+	url = https://github.com/jspahrsummers/xcconfigs.git
 [submodule "Carthage/Checkouts/Nimble"]
 	path = Carthage/Checkouts/Nimble
 	url = https://github.com/Quick/Nimble.git
 [submodule "Carthage/Checkouts/Quick"]
 	path = Carthage/Checkouts/Quick
 	url = https://github.com/Quick/Quick.git
-[submodule "Carthage/Checkouts/xcconfigs"]
-	path = Carthage/Checkouts/xcconfigs
-	url = https://github.com/jspahrsummers/xcconfigs.git
-[submodule "Carthage/Checkouts/Result"]
-	path = Carthage/Checkouts/Result
-	url = https://github.com/antitypical/Result.git
 [submodule "Carthage/Checkouts/ReactiveCocoa"]
 	path = Carthage/Checkouts/ReactiveCocoa
 	url = https://github.com/ReactiveCocoa/ReactiveCocoa.git

Cartfile

@@ -1 +1 @@
-github "ReactiveCocoa/ReactiveCocoa" "v3.0-beta.8"
+github "ReactiveCocoa/ReactiveCocoa" ~> 4.0.0

Cartfile.private

@@ -1,3 +1,3 @@
-github "Quick/Quick" ~> 0.3
-github "Quick/Nimble" ~> 0.4
+github "Quick/Quick" ~> 0.8.0
+github "Quick/Nimble" ~> 3.0.0
 github "jspahrsummers/xcconfigs" ~> 0.8

Cartfile.resolved

@@ -1,6 +1,5 @@
-github "robrix/Box" "1.2.2"
-github "Quick/Nimble" "v0.4.2"
-github "Quick/Quick" "v0.3.1"
+github "Quick/Nimble" "v3.1.0"
+github "Quick/Quick" "v0.8.0"
+github "antitypical/Result" "1.0.2"
 github "jspahrsummers/xcconfigs" "0.8.1"
-github "antitypical/Result" "0.4.4"
-github "ReactiveCocoa/ReactiveCocoa" "b89e1b73f2d1c6a99e0916f699ab6dcda71c74b5"
+github "ReactiveCocoa/ReactiveCocoa" "v4.0.1"

EditableProperty.xcodeproj/project.xcworkspace/xcshareddata/EditableProperty.xcscmblueprint

@@ -0,0 +1,30 @@
+{
+  "DVTSourceControlWorkspaceBlueprintPrimaryRemoteRepositoryKey" : "1D7898204F0A200CCD7DCD44C6DD7CFCE6DBAD95",
+  "DVTSourceControlWorkspaceBlueprintWorkingCopyRepositoryLocationsKey" : {
+
+  },
+  "DVTSourceControlWorkspaceBlueprintWorkingCopyStatesKey" : {
+    "1D7898204F0A200CCD7DCD44C6DD7CFCE6DBAD95" : 0,
+    "E084C86B03F81D63323C9E7510697EA528A758C7" : 0
+  },
+  "DVTSourceControlWorkspaceBlueprintIdentifierKey" : "6EEAD2AA-65C6-4EBD-8E24-B8512896CFE5",
+  "DVTSourceControlWorkspaceBlueprintWorkingCopyPathsKey" : {
+    "1D7898204F0A200CCD7DCD44C6DD7CFCE6DBAD95" : "EditableProperty\/",
+    "E084C86B03F81D63323C9E7510697EA528A758C7" : "EditableProperty\/Carthage\/Checkouts\/xcconfigs\/"
+  },
+  "DVTSourceControlWorkspaceBlueprintNameKey" : "EditableProperty",
+  "DVTSourceControlWorkspaceBlueprintVersion" : 204,
+  "DVTSourceControlWorkspaceBlueprintRelativePathToProjectKey" : "EditableProperty.xcodeproj",
+  "DVTSourceControlWorkspaceBlueprintRemoteRepositoriesKey" : [
+    {
+      "DVTSourceControlWorkspaceBlueprintRemoteRepositoryURLKey" : "github.com:liscio\/EditableProperty.git",
+      "DVTSourceControlWorkspaceBlueprintRemoteRepositorySystemKey" : "com.apple.dt.Xcode.sourcecontrol.Git",
+      "DVTSourceControlWorkspaceBlueprintRemoteRepositoryIdentifierKey" : "1D7898204F0A200CCD7DCD44C6DD7CFCE6DBAD95"
+    },
+    {
+      "DVTSourceControlWorkspaceBlueprintRemoteRepositoryURLKey" : "https:\/\/github.com\/jspahrsummers\/xcconfigs.git",
+      "DVTSourceControlWorkspaceBlueprintRemoteRepositorySystemKey" : "com.apple.dt.Xcode.sourcecontrol.Git",
+      "DVTSourceControlWorkspaceBlueprintRemoteRepositoryIdentifierKey" : "E084C86B03F81D63323C9E7510697EA528A758C7"
+    }
+  ]
+}

EditableProperty.xcodeproj/xcshareddata/xcschemes/EditableProperty-Mac.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0630"
+   LastUpgradeVersion = "0700"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
@@ -37,10 +37,10 @@
       </BuildActionEntries>
    </BuildAction>
    <TestAction
+      buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      shouldUseLaunchSchemeArgsEnv = "YES"
-      buildConfiguration = "Debug">
+      shouldUseLaunchSchemeArgsEnv = "YES">
       <Testables>
          <TestableReference
             skipped = "NO">
@@ -62,15 +62,18 @@
             ReferencedContainer = "container:EditableProperty.xcodeproj">
          </BuildableReference>
       </MacroExpansion>
+      <AdditionalOptions>
+      </AdditionalOptions>
    </TestAction>
    <LaunchAction
+      buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
       launchStyle = "0"
       useCustomWorkingDirectory = "NO"
-      buildConfiguration = "Debug"
       ignoresPersistentStateOnLaunch = "NO"
       debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
       allowLocationSimulation = "YES">
       <MacroExpansion>
          <BuildableReference
@@ -85,10 +88,10 @@
       </AdditionalOptions>
    </LaunchAction>
    <ProfileAction
+      buildConfiguration = "Release"
       shouldUseLaunchSchemeArgsEnv = "YES"
       savedToolIdentifier = ""
       useCustomWorkingDirectory = "NO"
-      buildConfiguration = "Release"
       debugDocumentVersioning = "YES">
       <MacroExpansion>
          <BuildableReference

EditableProperty.xcodeproj/xcshareddata/xcschemes/EditableProperty-iOS.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0630"
+   LastUpgradeVersion = "0700"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
@@ -37,10 +37,10 @@
       </BuildActionEntries>
    </BuildAction>
    <TestAction
+      buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      shouldUseLaunchSchemeArgsEnv = "YES"
-      buildConfiguration = "Debug">
+      shouldUseLaunchSchemeArgsEnv = "YES">
       <Testables>
          <TestableReference
             skipped = "NO">
@@ -62,15 +62,18 @@
             ReferencedContainer = "container:EditableProperty.xcodeproj">
          </BuildableReference>
       </MacroExpansion>
+      <AdditionalOptions>
+      </AdditionalOptions>
    </TestAction>
    <LaunchAction
+      buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
       launchStyle = "0"
       useCustomWorkingDirectory = "NO"
-      buildConfiguration = "Debug"
       ignoresPersistentStateOnLaunch = "NO"
       debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
       allowLocationSimulation = "YES">
       <MacroExpansion>
          <BuildableReference
@@ -85,10 +88,10 @@
       </AdditionalOptions>
    </LaunchAction>
    <ProfileAction
+      buildConfiguration = "Release"
       shouldUseLaunchSchemeArgsEnv = "YES"
       savedToolIdentifier = ""
       useCustomWorkingDirectory = "NO"
-      buildConfiguration = "Release"
       debugDocumentVersioning = "YES">
       <MacroExpansion>
          <BuildableReference

EditableProperty/Committed.swift

@@ -1,32 +1,31 @@
-import Box
 import ReactiveCocoa
 
 /// Represents a committed change to the value of an EditableProperty.
 public enum Committed<Value, ValidationError: ErrorType> {
 	/// The change is an automatic update to a new default value.
-	case DefaultValue(Box<Value>)
+	case DefaultValue(Value)
 
 	/// The change is a new value that has been explicitly set _without_ an
 	/// editor.
 	/// 
 	/// This might occur from setting `value` directly, or by explicitly binding
 	/// signals, producers, or other properties to the EditableProperty.
-	case ExplicitUpdate(Box<Value>)
+	case ExplicitUpdate(Value)
 
 	/// The value was validated and committed by the given editor.
-	case ValidatedEdit(Box<Value>, Editor<Value, ValidationError>)
+	case ValidatedEdit(Value, Editor<Value, ValidationError>)
 
 	/// The value that was committed.
 	public var value: Value {
 		switch self {
 		case let .DefaultValue(value):
-			return value.value
+			return value
 
 		case let .ExplicitUpdate(value):
-			return value.value
+			return value
 
 		case let .ValidatedEdit(value, _):
-			return value.value
+			return value
 		}
 	}
 
@@ -55,7 +54,7 @@ public func == <Value: Equatable, ValidationError> (lhs: Committed<Value, Valida
 	}
 }
 
-extension Committed: Printable {
+extension Committed: CustomStringConvertible {
 	public var description: String {
 		let value = self.value