hush: fix \<newline> handling

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/shell/hush_test/hush-parsing/escape4.right b/shell/hush_test/hush-parsing/escape4.right
new file mode 100644
index 0000000..5de3e0c
--- /dev/null
+++ b/shell/hush_test/hush-parsing/escape4.right
@@ -0,0 +1,2 @@
+Ok
+End
diff --git a/shell/hush_test/hush-parsing/escape4.tests b/shell/hush_test/hush-parsing/escape4.tests
new file mode 100755
index 0000000..df8bf0a
--- /dev/null
+++ b/shell/hush_test/hush-parsing/escape4.tests
@@ -0,0 +1,6 @@
+i\
+f tr\
+ue; th\
+en echo "O\
+k"; fi; echo "\
+End"
\ No newline at end of file
diff --git a/shell/hush_test/hush-parsing/group1.tests b/shell/hush_test/hush-parsing/group1.tests
old mode 100644
new mode 100755