pyolian: improve a bit the 2 example templates

src/scripts/pyolian/README.md

@@ -358,7 +358,7 @@ defined as follows:
  sometimes it is useful or necessary to set variables in the template. 
  Can also be used to capture the output of e.g. an evaluated macro.
 
-Moreover all the Eolian classes and enums (as defined in eolian.py) is available
+Moreover all the Eolian classes and enums (as defined in eolian.py) are available
 in the template, fe:
 
  * `Function` eolian.Function (class)

src/scripts/pyolian/test_gen_class.template

@@ -32,7 +32,7 @@ Methods:
 Properties:
 ===========
 <!--(for func in cls.properties)-->
- * ${func.name}$ (<!--(for v in func.getter_values)-->${v.type.c_type}$ ${v.name}$, <!--(end)-->)
+ * ${func.name}$ (<!--(for v in func.getter_values)-->${v.type.c_type_default}$ ${v.name}$, <!--(end)-->)
 <!--(else)-->
  no properties available
 <!--(end)-->

src/scripts/pyolian/test_gen_namespace.template

@@ -6,15 +6,15 @@ Namespace:    ${namespace.name}$  ${namespace.namespaces}$
 Regular Classes:
 ================
 <!--(for cls in namespace.regulars)-->
- * ${cls.full_name}$ (${cls.type.name.lower()}$)
+ * ${cls.full_name}$
 <!--(else)-->
  no classes available
 <!--(end)-->
 
-Interfaces:
+Abstract Classes:
-===========
+================
-<!--(for cls in namespace.interfaces)-->
+<!--(for cls in namespace.abstracts)-->
- * ${cls.full_name}$ (${cls.type.name.lower()}$)
+ * ${cls.full_name}$
 <!--(else)-->
  no classes available
 <!--(end)-->
@@ -22,7 +22,15 @@ Interfaces:
 Mixins:
 =======
 <!--(for cls in namespace.mixins)-->
- * ${cls.full_name}$ (${cls.type.name.lower()}$)
+ * ${cls.full_name}$
+<!--(else)-->
+ no classes available
+<!--(end)-->
+
+Interfaces:
+===========
+<!--(for cls in namespace.interfaces)-->
+ * ${cls.full_name}$
 <!--(else)-->
  no classes available
 <!--(end)-->