Updated zts_start* API naming convention

examples/node/binding.cc

@@ -9,7 +9,7 @@ struct ZT {
   }
 
   static void simpleStart(const char *path, const char *nwid) {
-    zts_simple_start(path, nwid);
+    zts_startjoin(path, nwid);
   }
 
   static void stop() {

examples/visual_studio_cpp/libztHelloWorld/libztHelloWorld/libztHelloWorld.cpp

@@ -11,7 +11,7 @@
 int main()
 {
 	printf("waiting for libzt to come online...\n");
-	zts_simple_start("dlldir", "17d709436c2c5367");
+	zts_startjoin("dlldir", "17d709436c2c5367");
 	printf("started. now performing a socket call\n");
 	int fd = zts_socket(AF_INET, SOCK_STREAM, 0);
 	printf("fd=%d\n", fd);

examples/ztproxy/ztproxy.cpp

@@ -376,7 +376,7 @@ int main(int argc, char **argv)
 	// Start ZeroTier Node
 	// Join Network which contains resources we need to proxy
 	DEBUG_INFO("waiting for libzt to come online");
-	zts_simple_start(path.c_str(), nwid.c_str());
+	zts_startjoin(path.c_str(), nwid.c_str());
 
 	ZeroTier::ZTProxy *proxy = new ZeroTier::ZTProxy(proxy_listen_port, nwid, path, internal_addr, internal_port, dns_nameserver);