Update readme to support mac osx

diff --git a/README.md b/README.md
index 1e11da3..54a45ab 100644 (file)
--- a/README.md
+++ b/README.md
@@ -8,6 +8,10 @@
     - run `./install.sh` to install the daemon and service file
 
 - On local machine
+    - Linux,  run `apt-get install sshpass`
+    - Mac OSX, sshpass is not in brew. To install this, 
+        - `brew create https://sourceforge.net/projects/sshpass/files/sshpass/1.05/sshpass-1.05.tar.gz --force`
+        - `brew install sshpass`
     - run `pip install paho-mqtt`
 
 ## Usage