Java 8 is now minimum (#178)

.travis.yml

@@ -5,17 +5,16 @@ sudo: false
 script: mvn -Dhttpclient.version=$HTTPCLIENT_VERSION -Dhttpclient.test.version=$HTTPCLIENT_TEST_VERSION clean verify $JDOC
 
 jdk:
-  - openjdk7
-  - oraclejdk8
-  - oraclejdk9
+  - openjdk8
+  - openjdk11
 
 # We use httpclient test jar providing LocalTestServer.java; no longer in 4.4+.
 # We only do javadoc test for the latest version (as it's the only official one)
 
 env:
   - HTTPCLIENT_VERSION=4.3.6  HTTPCLIENT_TEST_VERSION=4.3.6 JDOC=
   - HTTPCLIENT_VERSION=4.4.1  HTTPCLIENT_TEST_VERSION=4.3.6 JDOC=
-  - HTTPCLIENT_VERSION=4.5.6  HTTPCLIENT_TEST_VERSION=4.3.6 JDOC=javadoc:javadoc
+  - HTTPCLIENT_VERSION=4.5.6  HTTPCLIENT_TEST_VERSION=4.3.6 JDOC=site
 
 notifications:
   email:

CHANGES.md

@@ -1,5 +1,7 @@
 # Version 1.12 (unreleased)
 
+Java 8 is now the minimum java version the servlet works with.
+
 \#158: More extension points RE HttpClient building and cookies.
 Thanks Mark Michaelis.
 

pom.xml

@@ -110,10 +110,8 @@
         <artifactId>maven-compiler-plugin</artifactId>
         <version>3.5.1</version>
         <configuration>
-          <source>1.6</source>
-          <target>1.6</target>
-          <!-- Note: Java 1.6 has an issue parsing an HttpOnly flag in a Set-Cookie header, but
-          otherwise works. -->
+          <source>1.8</source>
+          <target>1.8</target>
           <compilerArgs>
             <arg>-Xlint:all,-serial,-deprecation</arg>
           </compilerArgs>
@@ -197,6 +195,13 @@
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-javadoc-plugin</artifactId>
         <version>2.9.1</version>
+        <configuration>
+          <source>8</source>
+          <additionalJOptions>
+            <additionalJOption>-Xdoclint:all</additionalJOption>
+            <additionalJOption>-Xdoclint:-missing</additionalJOption>
+          </additionalJOptions>
+        </configuration>
         <reportSets>
           <reportSet>
             <reports>