Added support for opcodes: (in DESC)

`KW_NAMES`
`POP_JUMP_FORWARD_IF_FALSE`
`POP_JUMP_FORWARD_IF_TRUE`
`LOAD_GLOBAL`

tests/input/test_kwnames.py

@@ -0,0 +1,3 @@
+def foo(x):
+	print(x)
+foo(x=1)

tests/input/test_pop_jump_forward_if_false.py

@@ -0,0 +1,3 @@
+if 1 == 0:
+	print('true')
+print('false (so jumping forward)')

tests/input/test_pop_jump_forward_if_true.py

@@ -0,0 +1,3 @@
+if not 1 == 0:
+	print('not true')
+print('true (so jumping forward)')

tests/tokenized/test_kwnames.txt

@@ -0,0 +1,5 @@
+def foo ( x ) : <EOL>
+<INDENT>
+print ( x ) <EOL>
+<OUTDENT>
+foo ( x = 1 ) <EOL>

tests/tokenized/test_pop_jump_forward_if_false.txt

@@ -0,0 +1,5 @@
+if 1 == 0 : <EOL>
+<INDENT>
+print ( 'true' ) <EOL>
+<OUTDENT>
+print ( 'false (so jumping forward)' ) <EOL>

tests/tokenized/test_pop_jump_forward_if_true.txt

@@ -0,0 +1,5 @@
+if not 1 == 0 : <EOL>
+<INDENT>
+print ( 'not true' ) <EOL>
+<OUTDENT>
+print ( 'true (so jumping forward)' ) <EOL>