Merge pull request #2122 from c-blake/devel

Update collections/tables.nim as with sets.nim

tests/collections/ttables.nim

@@ -47,7 +47,7 @@ block tableTest1:
     for y in 0..1:
       assert t[(x,y)] == $x & $y
   assert($t == 
-    "{(x: 0, y: 0): 00, (x: 0, y: 1): 01, (x: 1, y: 0): 10, (x: 1, y: 1): 11}")
+    "{(x: 0, y: 1): 01, (x: 0, y: 0): 00, (x: 1, y: 0): 10, (x: 1, y: 1): 11}")
 
 block tableTest2:
   var t = initTable[string, float]()

tests/manyloc/argument_parser/argument_parser.nim

@@ -302,7 +302,7 @@ template build_specification_lookup():
   ## Returns the table used to keep pointers to all of the specifications.
   var result {.gensym.}: OrderedTable[string, ptr Tparameter_specification]
   result = initOrderedTable[string, ptr Tparameter_specification](
-    nextPowerOfTwo(expected.len))
+    tables.rightSize(expected.len))
   for i in 0..expected.len-1:
     for param_to_detect in expected[i].names:
       if result.hasKey(param_to_detect):