Update to coincide with the most recent commit to the caravel
project.  Added C code to control the input enable lines for
inputs coming from the user project.  Since the example code assumes
one-way traffic, the output enable is just the inverse of the input
enable.
diff --git a/verilog/rtl/user_project_wrapper.v b/verilog/rtl/user_project_wrapper.v
index 17c2511..2a3462b 100644
--- a/verilog/rtl/user_project_wrapper.v
+++ b/verilog/rtl/user_project_wrapper.v
@@ -58,7 +58,7 @@
     // Logic Analyzer Signals
     input  [127:0] la_data_in,
     output [127:0] la_data_out,
-    input  [127:0] la_oen,
+    input  [127:0] la_oenb,
 
     // IOs
     input  [`MPRJ_IO_PADS-1:0] io_in,
@@ -112,7 +112,7 @@
 
     .la_data_in(la_data_in),
     .la_data_out(la_data_out),
-    .la_oen (la_oen),
+    .la_oenb (la_oenb),
 
     // IO Pads