An attempt to fix the buffer overflow errors during pig tests in travis

.travis.yml

@@ -1,6 +1,10 @@
 language: java
 
 before_install:
+# An attempt to fix the buffer overflow in the pig tests
+# /usr/lib/jvm/java-7-openjdk-amd64/jre/lib/amd64/libnet.so(Java_java_net_Inet4AddressImpl_getLocalHostName+0x190)[
+# https://github.com/travis-ci/travis-ci/issues/1484
+  - echo "127.0.0.1 " `hostname` | sudo tee /etc/hosts
   - sudo apt-get update -qq
   - sudo apt-get install -qq protobuf-compiler
   - sudo apt-get install -qq libboost-dev libboost-test-dev libboost-program-options-dev libevent-dev automake libtool flex bison pkg-config g++ libssl-dev