hush: add testsuite for "no globbing in redirection" rule.
 simplify redirection habdling

diff --git a/shell/hush_test/hush-parsing/redir_space.right b/shell/hush_test/hush-parsing/redir_space.right
new file mode 100644
index 0000000..0842952
--- /dev/null
+++ b/shell/hush_test/hush-parsing/redir_space.right
@@ -0,0 +1,3 @@
+z1.tmp: 1
+z2.tmp: 1
+"z1.tmp z2.tmp": TEST 0