Renamed some projects and polish POMs

Issue: #54095231

spring-boot-maven-plugin/pom.xml

@@ -4,7 +4,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.boot</groupId>
-		<artifactId>spring-boot</artifactId>
+		<artifactId>spring-boot-parent</artifactId>
 		<version>0.5.0.BUILD-SNAPSHOT</version>
 	</parent>
 	<artifactId>spring-boot-maven-plugin</artifactId>
@@ -16,7 +16,7 @@
 		<!-- Compile -->
 		<dependency>
 			<groupId>${project.groupId}</groupId>
-			<artifactId>spring-boot-load</artifactId>
+			<artifactId>spring-boot-loader</artifactId>
 			<version>${project.version}</version>
 		</dependency>
 		<dependency>

spring-boot-maven-plugin/src/it/jar/pom.xml

@@ -26,9 +26,9 @@
 				<version>2.4</version>
 				<configuration>
 					<archive>
-                        <manifest>
-                          <mainClass>some.random.Main</mainClass>
-                        </manifest>
+						<manifest>
+							<mainClass>some.random.Main</mainClass>
+						</manifest>
 						<manifestEntries>
 							<Not-Used>Foo</Not-Used>
 						</manifestEntries>

spring-boot-maven-plugin/src/main/java/org/springframework/boot/maven/ExecutableArchiveMojo.java

@@ -56,7 +56,7 @@ import org.sonatype.aether.util.artifact.DefaultArtifact;
 /**
  * MOJO that can can be used to repackage existing JAR and WAR archives so that they can
  * be executed from the command line using {@literal java -jar}.
- * 
+ *
  * @author Phillip Webb
  * @author Dave Syer
  */
@@ -247,7 +247,7 @@ public class ExecutableArchiveMojo extends AbstractExecutableArchiveMojo {
 
 			String version = getClass().getPackage().getImplementationVersion();
 			DefaultArtifact artifact = new DefaultArtifact(
-					"org.springframework.boot:spring-boot-load:" + version);
+					"org.springframework.boot:spring-boot-loader:" + version);
 			ArtifactDescriptorRequest descriptorRequest = new ArtifactDescriptorRequest(
 					artifact, repositories, "plugin");
 			ArtifactDescriptorResult descriptorResult = this.repositorySystem