test: namespace cleanup, common -> src, tenv -> lib, etc.

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>

test/start-stop-sysv.sh

@@ -4,9 +4,6 @@ set -eu
 
 TEST_DIR=$(dirname "$0")
 
-# shellcheck source=/dev/null
-. "$TEST_DIR/tenv/lib.sh"
-
 test_teardown()
 {
 	say "Test done $(date)"
@@ -15,6 +12,9 @@ test_teardown()
 	run "rm -f $FINIT_CONF"
 }
 
+# shellcheck source=/dev/null
+. "$TEST_DIR/lib/setup.sh"
+
 say "Test start $(date)"
 
 say "Add sysv stanza in $FINIT_CONF"