Improve log4j-core description (#1475)

Author: vy

log4j-core/pom.xml

@@ -29,7 +29,13 @@
   <artifactId>log4j-core</artifactId>
 
   <name>Apache Log4j Core</name>
-  <description>The Apache Log4j Implementation</description>
+
+  <description>A versatile, industrial-grade, and reference implementation of the Log4j API.
+    It bundles a rich set of components to assist various use cases:
+    Appenders targeting files, network sockets, databases, SMTP servers;
+    Layouts that can render CSV, HTML, JSON, Syslog, etc. formatted outputs;
+    Filters that can be configured using log event rates, regular expressions, scripts, time; etc.
+    It contains several extension points to introduce custom components, if needed.</description>
 
   <properties>