remove group constrainte, it's now a normal group

tests/dictionaries_old/00empty/00_base.xml

@@ -0,0 +1,7 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<rougail version="0.9">
+  <services>
+    <service name="tata">
+        </service>
+  </services>
+</rougail>

tests/dictionaries_old/00empty/makedict/after.json

@@ -0,0 +1,10 @@
+{
+    "services.tata.activate": {
+        "owner": "default",
+        "value": true
+    },
+    "services.tata.manage": {
+        "owner": "default",
+        "value": true
+    }
+}

tests/dictionaries_old/00empty/makedict/base.json

@@ -0,0 +1,4 @@
+{
+    "services.tata.activate": true,
+    "services.tata.manage": true
+}

tests/dictionaries_old/00empty/makedict/before.json

@@ -0,0 +1,10 @@
+{
+    "services.tata.activate": {
+        "owner": "default",
+        "value": true
+    },
+    "services.tata.manage": {
+        "owner": "default",
+        "value": true
+    }
+}

tests/dictionaries_old/00empty/tiramisu/base.py

@@ -0,0 +1,18 @@
+from importlib.machinery import SourceFileLoader
+from importlib.util import spec_from_loader, module_from_spec
+loader = SourceFileLoader('func', 'tests/dictionaries/../eosfunc/test.py')
+spec = spec_from_loader(loader.name, loader)
+func = module_from_spec(spec)
+loader.exec_module(func)
+for key, value in dict(locals()).items():
+    if key != ['SourceFileLoader', 'func']:
+        setattr(func, key, value)
+try:
+    from tiramisu3 import *
+except:
+    from tiramisu import *
+option_3 = BoolOption(name="activate", doc="activate", default=True)
+option_4 = BoolOption(name="manage", doc="manage", default=True)
+option_2 = OptionDescription(name="tata", doc="tata", children=[option_3, option_4])
+option_1 = OptionDescription(name="services", doc="services", children=[option_2], properties=frozenset({"hidden"}))
+option_0 = OptionDescription(name="baseoption", doc="baseoption", children=[option_1])