Add hasElaborate traits

source/tanya/container/array.d

@@ -21,8 +21,9 @@ import std.algorithm.mutation;
 import std.conv;
 import std.range.primitives;
 import std.meta;
-import std.traits;
 import tanya.memory;
+import tanya.meta.trait;
+import tanya.meta.transform;
 
 /**
  * Random-access range for the $(D_PSYMBOL Array).

source/tanya/container/buffer.d

@@ -14,8 +14,8 @@
  */
 module tanya.container.buffer;
 
-import std.traits;
 import tanya.memory;
+import tanya.meta.trait;
 
 version (unittest)
 {

source/tanya/container/entry.d

@@ -14,7 +14,7 @@
  */
 module tanya.container.entry;
 
-import std.traits;
+import tanya.meta.trait;
 import tanya.typecons;
 
 package struct SEntry(T)

source/tanya/container/list.d

@@ -18,9 +18,9 @@ import std.algorithm.comparison;
 import std.algorithm.mutation;
 import std.algorithm.searching;
 import std.range.primitives;
-import std.traits;
 import tanya.container.entry;
 import tanya.memory;
+import tanya.meta.trait;
 
 /**
  * Forward range for the $(D_PSYMBOL SList).

source/tanya/container/queue.d

@@ -15,10 +15,10 @@
 module tanya.container.queue;
 
 import core.exception;
-import std.traits;
 import std.algorithm.mutation;
 import tanya.container.entry;
 import tanya.memory;
+import tanya.meta.trait;
 
 /**
  * FIFO queue.

source/tanya/container/set.d

@@ -16,10 +16,11 @@
 module tanya.container.set;
 
 import std.algorithm.mutation;
-import std.traits;
 import tanya.container;
 import tanya.container.entry;
 import tanya.memory;
+import tanya.meta.trait;
+import tanya.meta.transform;
 
 /**
  * Bidirectional range that iterates over the $(D_PSYMBOL Set)'s values.

source/tanya/container/string.d

@@ -32,8 +32,9 @@ import std.algorithm.mutation;
 import std.algorithm.searching;
 import std.range : isInfinite, isInputRange, ElementEncodingType, hasLength,
                    popFrontN, empty;
-import std.traits;
 import tanya.memory;
+import tanya.meta.trait;
+import tanya.meta.transform;
 import tanya.range.array;
 
 /**