DEBUG_FLAGS, PROFILE_FLAGS, RELEASE_FLAGS:
flags for building binaries in debug, profile, and release mode
+
+
+Running
+=======
+
+blank
+ normal execution
+
+blank <n>
+ terminate after <n> frames
+
+blank -t <t>
+ terminate after <t> milliseconds
+
+blank <n> -t <t>
+ terminate after n frames, assume <t> milliseconds pass each frame