Fix TinyWireM support (v1.0.2)

Library was #including TinyWireM.h, which was causing problems on some
platforms.  Seemed to work OK on Mac, but other users are having
problems.

Author: driverblock

Adafruit_MCP23017.cpp

@@ -12,8 +12,7 @@
  ****************************************************/
 
 #ifdef __AVR_ATtiny85__
-  #include <TinyWireM.h>
-  #define Wire TinyWireM
+  #define Wire TinyWireM      //TinyWireM is now part of Adafruit Wire library
 #else
   #include <Wire.h>
 #endif

Adafruit_MCP23017.h

@@ -15,11 +15,11 @@
 #define _Adafruit_MCP23017_H_
 
 // Don't forget the Wire library
-#ifdef __AVR_ATtiny85__
-#include <TinyWireM.h>
-#else
+//#ifdef __AVR_ATtiny85__           //TinyWireM is now part of
+//#include <TinyWireM.h>            //   Adafruit version of Wire Library
+//#else
 #include <Wire.h>
-#endif
+//#endif
 
 class Adafruit_MCP23017 {
 public:

library.properties

@@ -1,5 +1,5 @@
 name=Adafruit MCP23017 Arduino Library
-version=1.0.1
+version=1.0.2
 author=Adafruit
 maintainer=Adafruit <info@adafruit.com>
 sentence=Library for the MCP23017 I2C Port Expander