switch to own branch for picorv32

.gitmodules

@@ -0,0 +1,7 @@
+[submodule "kyupy"]
+	path = kyupy
+	url = https://git.vlab.cse.kyutech.ac.jp/stefan/kyupy.git
+	branch = devel
+[submodule "circuits/picorv32"]
+	path = circuits/picorv32
+	url = git@github.com:s-holst/picorv32.git

README.md

@@ -1,3 +1,2 @@
-# infield
+# In-Field Testing Using MISR
 
-In-Field Testing Using MISR