change error type to lower case for more consistency
change Error Enum to TUSB prefix for more consistency
start to add check for OS configure
start to support
- usbd host
- osal

some global define
#define TUSB_CFG_HOST_CONTROLLER_NUM
#define TUSB_CFG_HOST_DEVICE_MAX
#define TUSB_CFG_CONFIGURATION_MAX

rename & refractor HID type structure & enum

use CException to test asssertion library
add test for hid_host_keyboard with usbd configure get & osal queue get stubs
update test for assertion library
refractor ASSERT_STATUS in assertion library
update tusb_error_t values
rename usb basic type & enum in tusb_types.h and std_descriptors.h