Remove old jackson 1 reference (#880)

@chingor13

Author: elharo

google-http-client-assembly/classpath-include

@@ -3,7 +3,6 @@
 	<classpathentry kind="lib" path="libs/google-http-client-appengine-${project.version}.jar" sourcepath="libs-sources/google-http-client-appengine-${project.version}-sources.jar"/>
 	<classpathentry kind="lib" path="libs/google-http-client-protobuf-${project.version}.jar" sourcepath="libs-sources/google-http-client-protobuf-${project.version}-sources.jar"/>
 	<classpathentry kind="lib" path="libs/google-http-client-gson-${project.version}.jar" sourcepath="libs-sources/google-http-client-gson-${project.version}-sources.jar"/>
-	<classpathentry kind="lib" path="libs/google-http-client-jackson-${project.version}.jar" sourcepath="libs-sources/google-http-client-jackson-${project.version}-sources.jar"/>
 	<classpathentry kind="lib" path="libs/google-http-client-jackson2-${project.version}.jar" sourcepath="libs-sources/google-http-client-jackson2-${project.version}-sources.jar"/>
 	<classpathentry kind="lib" path="libs/google-http-client-xml-${project.version}.jar" sourcepath="libs-sources/google-http-client-xml-${project.version}-sources.jar"/>
 	<classpathentry kind="lib" path="libs/commons-logging-${project.commons-logging.version}.jar" sourcepath="libs-sources/commons-logging-${project.commons-logging.version}-sources.jar"/>