JAVA-19115 Create new core-java-properties sub module under core-java-modules (#13669)

* JAVA-19115 Create new core-java-properties sub module under core-java-modules

core-java-modules/core-java-properties/README.md

@@ -0,0 +1,6 @@
+## Core Java Properties
+
+### Relevant Articles: 
+
+- [Getting Started with Java Properties](http://www.baeldung.com/java-properties)
+- [Merging java.util.Properties Objects](https://www.baeldung.com/java-merging-properties)

core-java-modules/core-java-properties/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>
+    <artifactId>core-java-properties</artifactId>
+    <version>0.1.0-SNAPSHOT</version>
+    <name>core-java-properties</name>
+    <packaging>jar</packaging>
+
+    <parent>
+        <groupId>com.baeldung.core-java-modules</groupId>
+        <artifactId>core-java-modules</artifactId>
+        <version>0.0.1-SNAPSHOT</version>
+    </parent>
+
+    <dependencies>
+    </dependencies>
+
+    <properties>
+    </properties>
+
+</project>

core-java-modules/core-java/README.md

@@ -2,7 +2,4 @@
 
 ### Relevant Articles: 
 
-- [Getting Started with Java Properties](http://www.baeldung.com/java-properties)
 - [Java Money and the Currency API](http://www.baeldung.com/java-money-and-currency)
-- [Merging java.util.Properties Objects](https://www.baeldung.com/java-merging-properties)
-

core-java-modules/pom.xml

@@ -121,6 +121,7 @@
         <module>core-java-numbers-6</module>
         <module>core-java-optional</module>
         <module>core-java-perf</module>
+        <module>core-java-properties</module>
         <module>core-java-reflection</module>
         <module>core-java-reflection-2</module>
         <module>core-java-security-2</module>