Merge pull request #5 from JacksonTeh/master

Add test code to test the Serial Interupt
Modify bufferHandler() and added test code for DelayedWrite
Added spiSendConfig() and its test code
Added comments to the DelayedWrite,spiMaster,FlashBuffer
Modify bufferHandler in DelayedWrite
Remove unnecessary files
Update ,gitignore
Merge pull request #6 from JacksonTeh/master

Added tlvDecode in FlashProgrammer_module and the test code for it