Drop support for java 7

Author: pitbulk

.travis.yml

@@ -1,8 +1,9 @@
 language: java
+
 matrix:
   include:
   - os: linux
-    dist: precise
+    dist: trusty
     jdk: openjdk7
   - os: linux
     dist: precise
@@ -13,6 +14,10 @@ matrix:
   - os: linux
     dist: trusty
     jdk: oraclejdk8
+  - os: linux
+    dist: xenial
+    jdk: openjdk9
+
 
 install: true
 after_success:

README.md

@@ -5,7 +5,10 @@
 Add SAML support to your Java applications using this library.
 Forget those complicated libraries and use that open source library provided and supported by OneLogin Inc.
 
-Version 2.X.X, compatible with java7 / java8.
+Version >= 2.5.0 compatible with java7 / java8 / java9.
+2.5.0 uses xmlsec 2.1.4 which fixes [CVE-2019-12400](https://snyk.io/vuln/SNYK-JAVA-ORGAPACHESANTUARIO-460281)
+
+Version 2.0.0 - 2.4.0, compatible with java7 / java8.
 
 We [introduced some incompatibilities](https://github.com/onelogin/java-saml/issues/90), that could be fixed and make it compatible with java6.
 
@@ -82,7 +85,7 @@ Install it as a maven dependency:
   <dependency>
       <groupId>com.onelogin</groupId>
       <artifactId>java-saml</artifactId>
-      <version>2.4.0</version>
+      <version>2.5.0</version>
   </dependency>
 ```