Document Java 8 as requirement.

.travis.yml

@@ -2,6 +2,7 @@ sudo: required
 language: java
 jdk:
   - oraclejdk7
+  - oraclejdk8
 
 services:
   - docker

README.md

@@ -78,16 +78,16 @@ brew install swagger-codegen
 
 To build from source, you need the following installed and available in your $PATH:
 
-* [Java 7](http://java.oracle.com)
+* [Java 7 or 8](http://java.oracle.com)
 
 * [Apache maven 3.0.3 or greater](http://maven.apache.org/)
 
 #### OS X Users
-Don't forget to install Java 7. You probably have 1.6 or 1.8.
+Don't forget to install Java 7 or 8. You probably have 1.6.
 
 Export JAVA_HOME in order to use the supported Java version:
 ```
-export JAVA_HOME=`/usr/libexec/java_home -v 1.7`
+export JAVA_HOME=`/usr/libexec/java_home -v 1.8`
 export PATH=${JAVA_HOME}/bin:$PATH
 ```
 

modules/swagger-codegen/src/main/resources/perl/README.mustache

@@ -162,7 +162,7 @@ you could also call them on class names.
 
 See the homepage `https://github.com/swagger-api/swagger-codegen` for full details. 
 But briefly, clone the git repository, build the codegen codebase, set up your build 
-config file, then run the API build script. You will need git, Java 7 and Apache 
+config file, then run the API build script. You will need git, Java 7 or 8 and Apache
 maven 3.0.3 or better already installed.
 
 The config file should specify the project name for the generated library: 

modules/swagger-codegen/src/main/resources/perl/Role.mustache

@@ -264,7 +264,7 @@ you could also call them on class names.
 
 See the homepage C<https://github.com/swagger-api/swagger-codegen> for full details. 
 But briefly, clone the git repository, build the codegen codebase, set up your build 
-config file, then run the API build script. You will need git, Java 7 and Apache 
+config file, then run the API build script. You will need git, Java 7 or 8 and Apache
 maven 3.0.3 or better already installed.
 
 The config file should specify the project name for the generated library: