Wrote basic makefile, wrote tests, and then fixed them

src/test_suite.c

@@ -0,0 +1,14 @@
+#include "hammer.h"
+#include "test_suite.h"
+
+extern void register_bitreader_tests();
+
+int main(int argc, char** argv) {
+  g_test_init(&argc, &argv, NULL);
+
+  // register various test suites...
+  register_bitreader_tests();
+
+  g_test_run();
+}
+