fixed doxygen groups to avoid recursion

src/libstrongswan/asn1/asn1.h

@@ -18,7 +18,7 @@
  */
  
 /**
- * @defgroup asn1 asn1
+ * @defgroup asn1i asn1
  * @{ @ingroup asn1
  */
 

src/libstrongswan/database/database.h

@@ -14,7 +14,7 @@
  */
 
 /**
- * @defgroup database database
+ * @defgroup databasei database
  * @{ @ingroup database
  */
 

src/libstrongswan/fetcher/fetcher.h

@@ -14,7 +14,7 @@
  */
 
 /**
- * @defgroup fetcher fetcher
+ * @defgroup fetcheri fetcher
  * @{ @ingroup fetcher
  */