Merge pull request #5 from MrDoomsday/master

update_rtl

update the synthesis code

udpate README

update the rtl co clean warning and update the synthesis script

update the README

update the README

Merge pull request #1 from dadongshangu/add-license-1

Create LICENSE

Create LICENSE

udpate the README

update the README part

Update teh README

udpate the TB and add FIFO full case

update the TB with virtual sequencer