First iteration of hash table

test/test_runner.c

@@ -25,6 +25,7 @@ extern Suite *dbuf_suite(void);
 extern Suite *sprintb_suite(void);
 extern Suite *strv_suite(void);
 extern Suite *ratelimit_suite(void);
+extern Suite *htable_suite(void);
 
 static suite_func suites[] = {
     bitvec_suite,
@@ -44,6 +45,7 @@ static suite_func suites[] = {
     sprintb_suite,
     strv_suite,
     ratelimit_suite,
+    htable_suite,
     clock_suite,
     threadqueue_suite
 };