Consistent Class array vs vararg declarations (and related polishing)

(cherry picked from commit 3b810f3)

src/asciidoc/core-expressions.adoc

@@ -1052,7 +1052,7 @@ expression string.
 	StandardEvaluationContext context = new StandardEvaluationContext();
 
 	context.registerFunction("reverseString",
-		StringUtils.class.getDeclaredMethod("reverseString", new Class[] { String.class }));
+		StringUtils.class.getDeclaredMethod("reverseString", String.class));
 
 	String helloWorldReversed = parser.parseExpression(
 		"#reverseString('hello')").getValue(context, String.class);

src/asciidoc/web-mvc.adoc

@@ -313,13 +313,13 @@ Note that we can achieve the same with java-based configurations:
 		@Override
 		protected Class<?>[] getRootConfigClasses() {
 			// GolfingAppConfig defines beans that would be in root-context.xml
-			return new Class[] { GolfingAppConfig.class };
+			return new Class<?>[] { GolfingAppConfig.class };
 		}
 
 		@Override
 		protected Class<?>[] getServletConfigClasses() {
 			// GolfingWebConfig defines beans that would be in golfing-servlet.xml
-			return new Class[] { GolfingWebConfig.class };
+			return new Class<?>[] { GolfingWebConfig.class };
 		}
 
 		@Override
@@ -4702,7 +4702,7 @@ This is recommended for applications that use Java-based Spring configuration:
 
 		@Override
 		protected Class<?>[] getServletConfigClasses() {
-			return new Class[] { MyWebConfig.class };
+			return new Class<?>[] { MyWebConfig.class };
 		}
 
 		@Override