Added Homebrew blurb, fixed test example, removed patches from Makefile

Makefile

@@ -22,8 +22,8 @@ update:
 
 # Patch submodules (issue update first)
 patch:
-	-cd ext/lwip; git apply ../lwip.patch;
+	#-cd ext/lwip; git apply ../lwip.patch;
-	-cd ext/lwip-contrib; git apply ../lwip-contrib.patch;
+	#-cd ext/lwip-contrib; git apply ../lwip-contrib.patch;
 	#-cd ext/ZeroTierOne; git apply ../ZeroTierOne.patch;
 
 # Target-specific clean

README.md

@@ -10,7 +10,26 @@ The ZeroTier SDK is composed of two libraries: `libztcore` which is the  platfor
 
 <br>
 
-For a complete example, see [test/simple.cpp](test/simple.cpp) or [test/example.cpp](test/example.cpp). With no error checking, a paraphrased example is as follows:
+## Downloads / Installation
+
+ Tarballs:
+
+  - [libzt-release.tar.gz](https://download.zerotier.com/dist/sdk/libzt-1.3.0-release.tar.gz) // [libzt-debug.tar.gz](https://download.zerotier.com/dist/sdk/libzt-1.3.0-debug.tar.gz) // [libzt-source.tar.gz](https://download.zerotier.com/dist/sdk/libzt-1.3.0-source.tar.gz)
+
+Homebrew
+
+```
+brew install libzt
+```
+
+***
+
+<br>
+
+## Example
+
+ - Complete example: [test/simple.cpp](test/simple.cpp)
+ - Slightly more thorough example: [test/example.cpp](test/example.cpp)
 
 ```
 #include "ZeroTier.h"
@@ -38,11 +57,18 @@ int main()
 ...
 ```
 
+After you've created a virtual network and added its `nwid` to the sample code, run:
+
+```
+clang++ example.cpp -o example -lzt
+./example
+```
+
 The complete API specification can be found here: [API.md](API.md)
 
 ***
 
-## Build
+## Build from source
 
 Build scripts use a combination of make, and cmake. To retrieve sources for all submodules, patch them, and build all targets (debug and release) for your host machine, issue the following:
 

test/simple.cpp

@@ -1,10 +1,10 @@
+#include <ZeroTier.h>
+
 #include <arpa/inet.h>
 #include <stdio.h>
 #include <string.h>
 #include <unistd.h>
 
-#include "ZeroTier.h"
-
 bool node_ready = false;
 bool network_ready = false;
 
@@ -49,20 +49,21 @@ int main()
 
     // Set up ZeroTier service and wai for callbacks
     int port = 9994;
-    int nwid = 0x0123456789abcdef;
+    uint64_t nwid = 0x0123456789abcdef;
-    zts_start("test/path", &myZeroTierEventCallback, port);
+    zts_start("zt_config/path", &myZeroTierEventCallback, port);
     printf("Waiting for node to come online...\n");
     while (!node_ready) { sleep(1); }
     zts_join(nwid);
     printf("Joined virtual network. Requesting configuration...\n");
     while (!network_ready) { sleep(1); }
 
+    printf("I am %llx\n", zts_get_node_id());
     // Socket API example
     if ((fd = zts_socket(AF_INET, SOCK_STREAM, 0)) < 0) {
         printf("error creating socket\n");
     }
     if ((err = zts_connect(fd, (const struct sockaddr *)&addr, sizeof(addr))) < 0) {
-        printf("error connecting to remote host\n");
+        printf("error connecting to remote host (%s)\n", remoteIp);
     }
     if ((err = zts_write(fd, str, strlen(str))) < 0) {
         printf("error writing to socket\n");
@@ -70,4 +71,4 @@ int main()
     zts_close(fd);
     zts_stop();
     return 0;
-}
+}