Fix wiki script again.

.travis.yml

@@ -41,10 +41,6 @@ script:
  - test "$TRAVIS_OS_NAME" == "linux" && make test || echo "Skipping tests"
  - test "$TRAVIS_OS_NAME" == "linux" && make nunit || echo "Skipping nunit tests"
 
-# Automatically update the trait documentation and Lua API
-after_success:
- - test "$TRAVIS_OS_NAME" == "linux" && test $TRAVIS_PULL_REQUEST == "false" && cd packaging && ./update-wiki.sh $TRAVIS_BRANCH; cd ..
-
 # Only watch the development branch and tagged release.
 branches:
  only:
@@ -70,6 +66,7 @@ before_deploy:
      wget https://mirrors.edge.kernel.org/ubuntu/pool/universe/n/nsis/nsis_3.04-1_amd64.deb;
      sudo dpkg -i nsis-common_3.04-1_all.deb;
      sudo dpkg -i nsis_3.04-1_amd64.deb;
+     cd packaging && ./update-wiki.sh ${TRAVIS_TAG} && cd ..;
    fi;
  - export PATH=$PATH:$HOME/usr/bin
  - DOTVERSION=`echo ${TRAVIS_TAG} | sed "s/-/\\./g"`