Deleted SPI files and added new example#13

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mjs513 wants to merge 3 commits intoflutterwireless:masterfrom mjs513:master

+1,125-249

Commits on Sep 20, 2017

Part of BoardPackage not needed
mjs513
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Commits on Sep 21, 2017

Added BME280 Sensor Example Using TinyPacks
mjs513
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Commits on Sep 29, 2017

Added Actual Pin Map & logger/mpu9250/bme28 example
mjs513
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