Li Weiyi / Mbed 2 deprecated Io_moon

* AM2321的取温度间隔得大于2s，否则，i2c会不工作了 * SimpleTimer有个bug，会导致两次快速的读温度，现在读温度函数里加了保护 * Blynk有个bug，会导致无法把数据传到服务器 * 现在可以正常工作了

Dependencies:   mbed

Diff: Adafruit_GFX/Adafruit_GFX_Config.h

Revision:
0:740c1eb2df13
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Adafruit_GFX/Adafruit_GFX_Config.h	Thu Jun 23 11:16:14 2016 +0000
@@ -0,0 +1,14 @@
+#ifndef _ADAFRUIT_GFX_CONFIG_H_
+#define _ADAFRUIT_GFX_CONFIG_H_
+
+// Uncomment this to turn off the builtin splash
+//#define NO_SPLASH_ADAFRUIT
+
+// Uncomment this to enable all functionality
+#define GFX_WANT_ABSTRACTS
+
+// Uncomment this to enable only runtime font scaling, without all the rest of the Abstracts
+#define GFX_SIZEABLE_TEXT
+
+
+#endif
\ No newline at end of file