* Static functions in the HAL implementation were placed in the hal namespace
* "using namespace" declarations in HAL/cpp/Log.h and Timer.cpp were replaced
with "using" declarations for std::chrono
* An extra include was removed from AnalogGyro.cpp
* InterruptableSensorBase's constructor was defaulted
* Newlines were added to some wpilibc integration tests for grouping
* A variable in HALUtil.h was renamed to follow the style guide
Supersedes #586