Add Arduino library file with more information about the library.

Author: phillipjohnston

library.properties

@@ -0,0 +1,10 @@
+name=ArduinoPrintf
+version=1.0.0
+author=Embedded Artistry
+maintainer=Embedded Artistry <contact@embeddedartistry.com>
+sentence=Library adding support for the printf family of functions to the Arduino SDK.
+paragraph=This library provides support for printf() and other printf-like functions with full format-string support. Default output is to Serial, but can be customized.
+category=Communication
+url=https://github.com/embeddedartistry/arduino-printf
+architectures=*
+includes=ArduinoPrintf.h