added abstract-factory sample

pom.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <groupId>com.iluwatar</groupId>
+  <artifactId>java-design-patterns</artifactId>
+  <version>1.0-SNAPSHOT</version>
+  <packaging>pom</packaging>
+
+  <distributionManagement>
+    <site>
+      <id>website</id>
+      <url>scp://webhost.company.com/www/website</url>
+    </site>
+  </distributionManagement>
+
+  <properties>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+  </properties>
+  <modules>
+    <module>abstract-factory</module>
+  </modules>
+</project>