Minor comment improvements

processor/pom.xml

@@ -45,19 +45,20 @@
         </dependency>
 
         <!-- Compile-only; Using "provided" scope as there is no such scope in Maven;
-             these dependencies are not required at runtime, only for prism generation -->
+             these dependencies are not required at runtime, only for prism generation
+             and tests -->
         <dependency>
             <groupId>com.jolira</groupId>
             <artifactId>hickory</artifactId>
             <scope>provided</scope>
         </dependency>
-
-        <!-- Test -->
         <dependency>
             <groupId>${project.groupId}</groupId>
             <artifactId>mapstruct</artifactId>
             <scope>provided</scope>
         </dependency>
+
+        <!-- Test -->
         <dependency>
             <groupId>org.testng</groupId>
             <artifactId>testng</artifactId>

processor/src/main/java/org/mapstruct/ap/model/Mapper.java

@@ -23,6 +23,7 @@ import java.util.Collection;
 import java.util.List;
 import java.util.SortedSet;
 import java.util.TreeSet;
+
 import javax.annotation.Generated;
 import javax.lang.model.element.ElementKind;
 import javax.lang.model.element.TypeElement;
@@ -31,7 +32,7 @@ import javax.lang.model.util.Elements;
 import org.mapstruct.ap.util.TypeFactory;
 
 /**
- * Represents a type implementing a mapper interface (annotated with {@code @Mapper}. This is the root object of the
+ * Represents a type implementing a mapper interface (annotated with {@code @Mapper}). This is the root object of the
  * mapper model.
  *
  * @author Gunnar Morling