SPI-master-RHS2116 V0.2

Second release of the SPI protocol for RHS2116 chip.
It includes:

spi_vhdl.vhd --> spi module in VHDL
spi_vhdl_tb.vhd --> testbench spi module in VHDL
spi_verilog.v --> spi module in Verilog
spi_verilog_tb.v --> testbench spi module in Verilog