rename layout to type

this one goes to caleb for pointing it out.
Much better word

test/soml/expressions/test_field_access.rb

@@ -25,7 +25,7 @@ HERE
     end
 
     def test_field
-      Register.machine.space.get_class_by_name(:Object).object_layout.add_instance_variable(:bro,:Object)
+      Register.machine.space.get_class_by_name(:Object).object_type.add_instance_variable(:bro,:Object)
       @root = :field_access
       @string_input = <<HERE
 self.bro

test/soml/expressions/test_ops.rb

@@ -31,13 +31,13 @@ module Register
     end
 
     def test_field_int
-      Register.machine.space.get_class_by_name(:Object).object_layout.add_instance_variable(:bro,:int)
+      Register.machine.space.get_class_by_name(:Object).object_type.add_instance_variable(:bro,:int)
       @string_input = "self.bro + 3"
       check
     end
 
     def test_int_field
-      Register.machine.space.get_class_by_name(:Object).object_layout.add_instance_variable(:bro,:int)
+      Register.machine.space.get_class_by_name(:Object).object_type.add_instance_variable(:bro,:int)
       @string_input = "3 + self.bro"
       check
     end

test/soml/parfait/test_all.rb

@@ -1,3 +1,3 @@
 require_relative "test_integer"
-require_relative "test_layout"
+require_relative "test_type"
 require_relative "test_word"

test/soml/parfait/test_type.rb

@@ -1,6 +1,6 @@
 require_relative 'helper'
 
-class TestLayoutRT < MiniTest::Test
+class TestTypeRT < MiniTest::Test
   include ParfaitTests
 
   def test_main
@@ -11,10 +11,10 @@ class TestLayoutRT < MiniTest::Test
   def check_return_class val
   end
 
-  def test_get_layout
-    @main =  "return get_layout()"
+  def test_get_type
+    @main =  "return get_type()"
     interpreter = check
-    assert_equal  Parfait::Layout , interpreter.get_register(:r0).return_value.class
+    assert_equal  Parfait::Type , interpreter.get_register(:r0).return_value.class
   end
 
   def test_get_class
@@ -32,18 +32,18 @@ HERE
     check
   end
 
-  def test_puts_layout_space
+  def test_puts_type_space
     @main = <<HERE
-Layout l = get_layout()
+Type l = get_type()
 Word w = l.get_class_name()
 w.putstring()
 HERE
-    @stdout = "Layout"
+    @stdout = "Type"
     check
   end
 
   # copy of register parfait tests, in order
-  def test_message_layout
+  def test_message_type
     @main = <<HERE
 Message m = self.first_message
 m = m.next_message

test/soml/statements/test_fields.rb

@@ -41,7 +41,7 @@ HERE
       @string_input = <<HERE
 class Space
   int main()
-    Layout l = self.layout
+    Type l = self.type
     return 1
   end
 end

test/soml/statements/test_return.rb

@@ -49,7 +49,7 @@ HERE
 class Space
 
   int main()
-    Layout l = space.get_layout()
+    Type l = space.get_type()
     return self.runner
   end
 end