Merge pull request #6 in PROCESSOR-SDK/usb from bugfix/PRSDK-789-usb-host-example-uart-direction to master
Driver and examples have been all rebuilt, and all host example tests have been run across all supported platforms.
* commit 'd2559632d732315eef47bf09169f153fca972a3f':
Add bare-metal version of consoleGetc and consolePutc because UART and OSAL can't run in AM3/AM4 baremetal at the moment
Add bare-metal version of consoleGetc and consolePutc because UART LLD can't run in AM3/AM4 and OSAL can't run baremetal at the moment
Support UART redirection to a file on USB thumbdrive
