Remove ECOMP trademark

Remove ECOMP trademark line from License.txt files at root directory

Issue-ID: APPC-737
Change-Id: Ieb0871065e9d0bbe84d18a5a41f99b3b086d9708
Signed-off-by: Skip Wonnell <skip@att.com>
diff --git a/LICENSE.txt b/LICENSE.txt
index bb235ff..401410e 100644
--- a/LICENSE.txt
+++ b/LICENSE.txt
@@ -33,7 +33,4 @@
 * limitations under the License.
 *
 * ============LICENSE_END============================================
-*
-* ECOMP is a trademark and service mark of AT&T Intellectual Property.
-*
 */