Bump supported/tested go and kafka versions

.travis.yml

@@ -2,6 +2,7 @@ language: go
 go:
 - 1.6.3
 - 1.7.3
+- 1.8
 
 env:
   global:
@@ -12,8 +13,7 @@ env:
   - DEBUG=true
   matrix:
   - KAFKA_VERSION=0.9.0.1
-  - KAFKA_VERSION=0.10.0.1
-  - KAFKA_VERSION=0.10.1.0
+  - KAFKA_VERSION=0.10.2.0
 
 before_install:
 - export REPOSITORY_ROOT=${TRAVIS_BUILD_DIR}

README.md

@@ -20,7 +20,7 @@ You might also want to look at the [Frequently Asked Questions](https://github.c
 Sarama provides a "2 releases + 2 months" compatibility guarantee: we support
 the two latest stable releases of Kafka and Go, and we provide a two month
 grace period for older releases. This means we currently officially support
-Go 1.7 and 1.6, and Kafka 0.10.0 and 0.9.0, although older releases are
+Go 1.8, 1.7, and 1.6, and Kafka 0.10 and 0.9, although older releases are
 still likely to work.
 
 Sarama follows semantic versioning and provides API stability via the gopkg.in service.