update the reader rewrite and reflect name changes

test/interpreter/test_add.rb

@@ -8,11 +8,11 @@ class AddTest < MiniTest::Test
     Virtual.machine.boot
     code  =   s(:class, :Object,
                 s(:derives, nil),
-                  s(:expressions,
+                  s(:statements,
                     s(:function, :int,
                       s(:name, :main),
                       s(:parameters),
-                      s(:expressions,
+                      s(:statements,
                         s(:call,
                           s(:name,  :plus),
                           s(:arguments , s(:int , 5)),

test/interpreter/test_puti.rb

@@ -53,8 +53,8 @@ HERE
     puts parts.inspect
     Phisol::Compiler.compile( parts )
 
-#    expressions = Virtual.machine.boot.parse_and_compile @string_input
-#    Phisol::Compiler.compile( expressions , Virtual.machine.space.get_main )
+#    statements = Virtual.machine.boot.parse_and_compile @string_input
+#    Phisol::Compiler.compile( statements , Virtual.machine.space.get_main )
     Virtual.machine.run_before "Register::CallImplementation"
     @interpreter = Interpreter::Interpreter.new
     @interpreter.start Virtual.machine.init

test/interpreter/test_puts.rb

@@ -7,11 +7,11 @@ class TestPuts < MiniTest::Test
     Virtual.machine.boot
     code =   s(:class, :Object,
                         s(:derives, nil),
-                          s(:expressions,
+                          s(:statements,
                             s(:function, :int,
                               s(:name, :main),
                               s(:parameters),
-                              s(:expressions,
+                              s(:statements,
                                 s(:call,
                                   s(:name,  :putstring),
                                   s(:arguments),