Updates wifi test to take process arguments.
spi: Add optional delay around CS transitions
Merge pull request #49 from tessel/km-spi-delay

spi: Add optional delay around CS transitions
fixing tm_net's return values

cleaning up
Refactored the hw.spi_transfer methods in builtin/tessel

changed unsigned to uint_32t

refacted initTransfer to _performTransfer

updated submodule

removed npm-debug.log
Merge pull request #50 from tessel/nl-km-spi-delay-refactored

Nl km spi delay refactored
Merge pull request #51 from tessel/jh-socket-recover

fixing tm_net's return values
Bumps runtime for wifi recovery and removeListener error handling.
v0.1.9
turns on automatic gain control for the audio module
travisplexer: pr-45-arm travis ci test