doxygen docs: Complete docs for Eina Module

And fix yet another doxygen grouping mess

src/lib/eina/eina_inline_modinfo.x

@@ -28,46 +28,33 @@
 __attribute__((__used__)) __attribute__((unused, aligned(1))) = info;
 #define EINA_MODINFO(tag, info) _EINA_MODINFO(tag, info)
 
-/**
-  * @defgroup Eina_Module_Group Module
-  *  
-  * These macros allow you to define module informations like author/description/version/license.
-  * eina_modinfo - shows information about an eina module.
-  * eina_modinfo pulls out information from the eina modules given on command line.
-  *
-  * $ eina_modinfo module.so
-  * version: 0.1
-  * description:   Entry test
-  * license: GPLv2
-  * author:  Enlightenment Community
-  *
-  */
-
 /** 
-  * @defgroup Eina_Module_Group Module
+  * @ingroup Eina_Module_Group
   *  
   * This macro is used for defining license.
   *
   */
 #define EINA_MODULE_LICENSE(_license) EINA_MODINFO(license, _license)
 /**
-  * @defgroup Eina_Module_Group Module
+  * @ingroup Eina_Module_Group
   *  
   * This macro is used for defining author
   * Use "name <email>" or just "name"
   * for multiple authors, use multiple lines like below
-  *        EINA_MODULE_AUTHOR("Author 1 <author1.email>\n
+    @code{.c}
+           EINA_MODULE_AUTHOR("Author 1 <author1.email>\n"
                               "Author 2 <author2.email>");
+    @endcode
   */
 #define EINA_MODULE_AUTHOR(_author) EINA_MODINFO(author, _author)
 /**
-  * @defgroup Eina_Module_Group Module
+  * @ingroup Eina_Module_Group
   *  
   * This macro is used for defining version.
   */
 #define EINA_MODULE_VERSION(_ver) EINA_MODINFO(ver, _ver)
 /**
-  * @defgroup Eina_Module_Group Module
+  * @ingroup Eina_Module_Group
   *  
   * This macro is used for defining description.
   * Explain what your module does.

src/lib/eina/eina_module.h

@@ -24,20 +24,10 @@
 #include "eina_error.h"
 #include "eina_inline_modinfo.x"
 
-/**
- * @addtogroup Eina_Module_Group Module
- *
- * @brief These functions provide module management.
- */
-
-/**
- * @addtogroup Eina_Tools_Group Tools
- *
- * @{
- */
-
 /**
  * @defgroup Eina_Module_Group Module
+ * @ingroup Eina_Tools_Group Tools
+ * @brief These functions provide module management.
  *
  * Eina module provides some helpers over POSIX dlopen(). It is not
  * meant to replace, abstract or make a "portable" version of
@@ -59,6 +49,16 @@
  * directory listing. See eina_module_arch_list_get(),
  * eina_module_list_get() and eina_module_find().
  *
+ * #EINA_MODULE_LICENSE, #EINA_MODULE_AUTHOR, #EINA_MODULE_VERSION and
+ * #EINA_MODULE_DESCRIPTION allow you to define module information that can
+ * be retrieved with the @c eina_modinfo tool.
+   @code{.sh}
+   $ eina_modinfo module.so
+   version: 0.1
+   description:   Entry test
+   license: GPLv2
+   author:  Enlightenment Community
+   @endcode
  * @{
  */
 
@@ -340,8 +340,4 @@ EAPI Eina_Module *
  * @}
  */
 
-/**
- * @}
- */
-
 #endif /*EINA_MODULE_H_*/