- Fixed test to run GPIO set/get correctly 	- GPIO must be set in this order in order to see set values: 		1. export() 		2. setDirection(output) 		3. setValue() 		4. getValue() 		5. unexport()
- Fixed test to run GPIO set/get correctly
	- GPIO must be set in this order in order to see set values:
		1. export()
		2. setDirection(output)
		3. setValue()
		4. getValue()
		5. unexport()

minhquannguyen/JetsonTx2,minhquannguyen/JetsonTx2