Attempt to collapse two builds into one

Shorten build time

.travis.yml

@@ -39,6 +39,7 @@ before_install:
 - cp -a /lib/x86_64-linux-gnu/libncurses.so.* /opt/meteor-spk/meteor-spk.deps/lib/x86_64-linux-gnu/
 - cp -a /lib/x86_64-linux-gnu/libtinfo.so.* /opt/meteor-spk/meteor-spk.deps/lib/x86_64-linux-gnu/
 - cd $TRAVIS_BUILD_DIR
+- mkdir ../build
 - cp -r . /opt/app
 script:
 - if [[ "$TRAVIS_PULL_REQUEST" != "false" ]]; then echo "Building PR $TRAVIS_PULL_REQUEST"; meteor build ../build; exit $?; fi