doxygen: enabled the JAVADOC_AUTOBRIEF so the @brief isn't required

Author: Daniel Marjamäki

doxyfile

@@ -18,7 +18,7 @@ FULL_PATH_NAMES        = NO
 STRIP_FROM_PATH        = 
 STRIP_FROM_INC_PATH    = 
 SHORT_NAMES            = NO
-JAVADOC_AUTOBRIEF      = NO
+JAVADOC_AUTOBRIEF      = YES
 QT_AUTOBRIEF           = NO
 MULTILINE_CPP_IS_BRIEF = NO
 INHERIT_DOCS           = YES