Update README.md

Signed-off-by: David Shah <dave@ds0.me>

README.md

@@ -1,9 +1,11 @@
 # Ultimate ECP5 Board
 
-WIP - expecting prototypes late May
+WIP - Rev 1.0 prototypes currently under test...
 
+![Photo of PCB rev 1.0](hardware/ecp5_mainboard/photo/rev10_top.jpg)
 ![Render of PCB rev 1.0](hardware/ecp5_mainboard/render/ecp5_mainboard.png)
 
+
 ## Key Features
  - Largest ECP5; LFE5UM5G-85F
  - PCIe 2.0 x2 card edge connector on two SERDES channels