Set .gitmodules to branch 'dev'

.gitmodules

@@ -2,24 +2,24 @@
     path = krini-ng
     url = ../krini-ng.git
     ignore = all
-    branch = .
+    branch = dev
 [submodule "krini-dr"]
     path = krini-dr
     url = ../krini-dr.git
     ignore = all
-    branch = .
+    branch = dev
 [submodule "krini-cwl"]
     path = krini-cwl
     url = ../krini-cwl.git
     ignore = all
-    branch = .
+    branch = dev
 [submodule "krini-serv"]
     path = krini-serv
     url = ../krini-serv.git
     ignore = all
-    branch = .
+    branch = dev
 [submodule "krini-db"]
     path = krini-db
     url = ../krini-db.git
     ignore = all
-    branch = .
+    branch = dev