Adding thanks for PR56/59

Author: PaulZC

README.md

@@ -22,6 +22,7 @@ Thanks to all those who have helped improve the library:
 * badVibes for gyro integrated rotation vector support - [PR 41](https://github.com/sparkfun/SparkFun_BNO080_Arduino_Library/pull/41)
 * Filimindji for AR/VR Stabilized RotationVector and AR/VR Stabilized GameRotationVector support - [PR 46](https://github.com/sparkfun/SparkFun_BNO080_Arduino_Library/pull/46)
 * ya-mouse for the getreadings improvements - [PR 55](https://github.com/sparkfun/SparkFun_BNO080_Arduino_Library/pull/55)
+* Guillaume for the read-multiple-values helper functions and the interrupt example - [PR56](https://github.com/sparkfun/SparkFun_BNO080_Arduino_Library/pull/56) & [PR59](https://github.com/sparkfun/SparkFun_BNO080_Arduino_Library/pull/59)
 
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