Added specification for source and target in pom.xml

.gitignore

@@ -1,3 +1,5 @@
+.classpath
+effective.pom
 *.class
 target
 # Mobile Tools for Java (J2ME)

pom.xml

@@ -4,7 +4,7 @@
   <groupId>LibrarySystem</groupId>
   <artifactId>libsys</artifactId>
   <packaging>jar</packaging>
-  <version>1.0-SNAPSHOT</version>
+  <version>1.0</version>
   <name>LibrarySystem</name>
   <url>http://maven.apache.org</url>
   <dependencies>
@@ -25,6 +25,15 @@
                     <mainClass>libsys.Main</mainClass>
                 </configuration>
             </plugin>
+            <plugin>
+              <groupId>org.apache.maven.plugins</groupId>
+              <artifactId>maven-compiler-plugin</artifactId>
+              <version>3.5</version>
+              <configuration>
+                <source>1.9</source>
+                <target>1.9</target>
+              </configuration>
+            </plugin>
         </plugins>
     </build>
 </project>