Merge pull request #45 from rickhewes/readme-update

Update README for Linux based OSs

Author: me-no-dev

Diff for: README.md

@@ -15,6 +15,8 @@ Tested with the following Arduino IDE versions: 1.6.5-r2,
 - Unpack the tool into `tools` directory (the path will look like `<sketchbook directory>/tools/ESP8266FS/tool/esp8266fs.jar)`.
 - Restart Arduino IDE. 
 
+On OS X and Linux based OSs create the tools directory in ~/Documents/Arduino/ and unpack the files there
+
 ## Usage
 - Open a sketch (or create a new one and save it).
 - Go to sketch directory (choose Sketch > Show Sketch Folder).