sh testsuite: create hush-heredoc/* and move files around

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/shell/hush_test/hush-heredoc/heredoc2.tests b/shell/hush_test/hush-heredoc/heredoc2.tests
new file mode 100755
index 0000000..6d9ccb6
--- /dev/null
+++ b/shell/hush_test/hush-heredoc/heredoc2.tests
@@ -0,0 +1,7 @@
+foo () {
+cat <<EOF && { echo "$1" ; }
+$1
+EOF
+}
+
+foo "bar"