Added unset LANG to travis to always test without any LANG value

.travis.yml

@@ -21,6 +21,7 @@ before_script:
   - sudo apt-get update
 
 script:
+  - unset LANG
   - sudo echo -e "[user]\n\tname = abc\n\temail = root@localhost.com" > ~/.gitconfig
   - sudo echo "Travis Banch = $TRAVIS_BRANCH"
   - sudo apt-get install -y --force-yes git python3-setuptools python3-dev python3-apt