usage documentation for FPGA manager core
usage documentation for FPGA manager core

Add a document on the new FPGA manager core.

Signed-off-by: Alan Tull <802de0f9a1e787b54315a5f20517960cd3907ea7@opensource.altera.com>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@linuxfoundation.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs