fixes outstanding misc, All green

Well. it's been a while, positioning is fixed (again)
apart from the upcoming BranchListener

test/risc/interpreter/calling/test_minus.rb

@@ -46,7 +46,7 @@ module Risc
       ret = main_ticks(63)
       assert_equal FunctionReturn ,  ret.class
       assert_equal :r1 ,  ret.register.symbol
-      assert_equal 20612 ,  @interpreter.get_register(ret.register)
+      assert_equal 20580 ,  @interpreter.get_register(ret.register)
     end
     def test_sys
       sys = main_ticks(65)

test/risc/position/test_code_position.rb

@@ -12,11 +12,11 @@ module Risc
 
     def test_bin_propagates_existing
       @binary.extend_to(16)
-      CodeListener.init( @binary , 0 )
+      CodeListener.init( @binary).set(0)
       assert_equal @binary.padded_length , Position.get(@binary.next).at
     end
     def test_bin_propagates_after
-      CodeListener.init( @binary , 0 )
+      CodeListener.init( @binary).set(0)
       @binary.extend_to(16)
       assert_equal @binary.padded_length , Position.get(@binary.next).at
     end

test/risc/test_text_writer.rb

@@ -32,7 +32,7 @@ module Risc
       sorted_objects = @text_writer.sorted_objects
       sorted_objects.each_slice(2) do |l,r|
         next unless r
-        assert Position.get(l).at < Position.get(r).at , "#{Position.get(l)} < #{Position.get(r)} , #{l.class}, #{r.class}"
+        assert Position.get(l).at < Position.get(r).at , "#{Position.get(l)} < #{Position.get(r)} , #{l.object_id.to_s(16)}, #{r.object_id.to_s(16)}"
       end
     end
     def test_sorted_positions2
@@ -40,7 +40,7 @@ module Risc
       sorted_objects.shift
       sorted_objects.each_slice(2) do |l,r|
         next unless r
-        assert Position.get(l).at < Position.get(r).at , "#{Position.get(l)} < #{Position.get(r)} , #{l.class}, #{r.class}"
+        assert Position.get(l).at < Position.get(r).at , "#{Position.get(l)} < #{Position.get(r)} , #{l.object_id.to_s(16)}, #{r.object_id.to_s(16)}"
       end
     end
   end