Rename the meta Nonnull annotation to fit jsr305's scheme

Author: rubengees

library/package-info.template

@@ -1,3 +1,3 @@
 @javax.annotation.ParametersAreNonnullByDefault
-@me.proxer.library.util.ReturnTypesAreNonNullByDefault
+@me.proxer.library.util.ReturnTypesAreNonnullByDefault
 package $packageName;

…util/ReturnTypesAreNonNullByDefault.java …util/ReturnTypesAreNonnullByDefault.javalibrary/src/main/java/me/proxer/library/util/ReturnTypesAreNonNullByDefault.java renamed to library/src/main/java/me/proxer/library/util/ReturnTypesAreNonnullByDefault.java library/src/main/java/me/proxer/library/util/ReturnTypesAreNonNullByDefault.java renamed to library/src/main/java/me/proxer/library/util/ReturnTypesAreNonnullByDefault.java

@@ -2,18 +2,16 @@
 
 import javax.annotation.Nonnull;
 import javax.annotation.meta.TypeQualifierDefault;
-import java.lang.annotation.Documented;
-import java.lang.annotation.ElementType;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.*;
 
 /**
  * This annotation can be applied to a package, class or method to indicate that all return values in that element are
  * nonnull by default unless overridden.
  */
+@Target(ElementType.PACKAGE)
+@Retention(RetentionPolicy.RUNTIME)
 @Documented
 @Nonnull
 @TypeQualifierDefault(ElementType.METHOD)
-@Retention(RetentionPolicy.RUNTIME)
-public @interface ReturnTypesAreNonNullByDefault {
+public @interface ReturnTypesAreNonnullByDefault {
 }