JERSEY-634: up version of Freemarker (2.3.27-incubating).

Change-Id: Id7097d19c9b7b2396c531daee711c4a0ecb9575d

Author: tomas-langer

pom.xml

@@ -1846,7 +1846,7 @@
         <fasterxml.classmate.version>1.3.3</fasterxml.classmate.version>
         <findbugs.glassfish.version>1.3</findbugs.glassfish.version>
         <findbugs.version>3.0.2</findbugs.version>
-        <freemarker.version>2.3.23</freemarker.version>
+        <freemarker.version>2.3.27-incubating</freemarker.version>
         <gae.version>1.9.59</gae.version>
         <gpg.mvn.plugin.version>1.6</gpg.mvn.plugin.version>
         <grizzly.client.version>1.13</grizzly.client.version>