Fix documentation for types conforming to ExpressibleByArrayLiteral or ExpressibleByDictionaryLiteral (apple#82)

# Conflicts:
#	Sources/PriorityQueueModule/Heap+ExpressibleByArrayLiteral.swift

Author: ejmarchant

Sources/DequeModule/Deque+ExpressibleByArrayLiteral.swift

@@ -13,12 +13,12 @@ extension Deque: ExpressibleByArrayLiteral {
   /// Creates a new deque from the contents of an array literal.
   ///
   /// Do not call this initializer directly. It is used by the compiler when
-  /// you use an array literal. Instead, create a new set using an array
+  /// you use an array literal. Instead, create a new deque using an array
   /// literal as its value by enclosing a comma-separated list of values in
-  /// square brackets. You can use an array literal anywhere a set is expected
+  /// square brackets. You can use an array literal anywhere a deque is expected
   /// by the type context.
   ///
-  /// - Parameter elements: A variadic list of elements of the new set.
+  /// - Parameter elements: A variadic list of elements of the new deque.
   @inlinable
   @inline(__always)
   public init(arrayLiteral elements: Element...) {

Sources/OrderedCollections/OrderedDictionary/OrderedDictionary+ExpressibleByDictionaryLiteral.swift

@@ -13,17 +13,14 @@ extension OrderedDictionary: ExpressibleByDictionaryLiteral {
   /// Creates a new ordered dictionary from the contents of a dictionary
   /// literal.
   ///
-  /// Duplicate elements in the literal are allowed, but the resulting
-  /// set will only contain the first occurrence of each.
-  ///
   /// Do not call this initializer directly. It is used by the compiler when you
   /// use a dictionary literal. Instead, create a new ordered dictionary using a
   /// dictionary literal as its value by enclosing a comma-separated list of
-  /// values in square brackets. You can use an array literal anywhere a set is
-  /// expected by the type context.
+  /// key-value pairs in square brackets. You can use a dictionary literal
+  /// anywhere an ordered dictionary is expected by the type context.
   ///
   /// - Parameter elements: A variadic list of key-value pairs for the new
-  ///    dictionary.
+  ///    ordered dictionary.
   ///
   /// - Complexity: O(`elements.count`) if `Key` implements
   ///    high-quality hashing.

Sources/OrderedCollections/OrderedSet/OrderedSet+ExpressibleByArrayLiteral.swift

@@ -12,16 +12,16 @@
 extension OrderedSet: ExpressibleByArrayLiteral {
   /// Creates a new ordered set from the contents of an array literal.
   ///
-  /// Duplicate elements in the literal are allowed, but the resulting
+  /// Duplicate elements in the literal are allowed, but the resulting ordered
   /// set will only contain the first occurrence of each.
   ///
   /// Do not call this initializer directly. It is used by the compiler when
-  /// you use an array literal. Instead, create a new set using an array
+  /// you use an array literal. Instead, create a new ordered set using an array
   /// literal as its value by enclosing a comma-separated list of values in
-  /// square brackets. You can use an array literal anywhere a set is expected
-  /// by the type context.
+  /// square brackets. You can use an array literal anywhere an ordered set is
+  /// expected by the type context.
   ///
-  /// - Parameter elements: A variadic list of elements of the new set.
+  /// - Parameter elements: A variadic list of elements of the new ordered set.
   ///
   /// - Complexity: O(`elements.count`) if `Element` implements
   ///    high-quality hashing.