Remove outdated <organization> and <url>

The original authors of this code are not actively involved with it—
remove the references to them from the pom to hopefully avoid having them be
bothered about changes we've made.

sstemplates-core/pom.xml

@@ -9,12 +9,7 @@
   <artifactId>sstemplates-core</artifactId>
   <packaging>jar</packaging>
   <name>SSTemplates Core</name>
-  <description><![CDATA[SSTemplates is a markup language for Excel spreadsheets.]]></description>
-  <url>http://www.carbonfive.com</url>
-  <organization>
-    <name>Carbon Five, Inc.</name>
-    <url>http://www.carbonfive.com/</url>
-  </organization>
+  <description>SSTemplates is a markup language for Excel spreadsheets.</description>
   <scm>
     <!-- connection is (re-)set to stop the flattened pom from having an invalid suffix added -->
     <connection>scm:git:https://github.com/retailnext/sstemplates.git</connection>