Fixed build directory path when copying test libraries in Travis.

.travis.yml

@@ -26,5 +26,7 @@ script: |
   if [ "$TRAVIS_OS_NAME" = "linux" ]; then BUILD_CONF=release_x64; else BUILD_CONF=release_x32; fi &&
   $PREMAKE --file=build/premake5.lua gmake &&
   config=$BUILD_CONF make -C build/gmake/ &&
+  BUILD_DIR=`ls build/gmake/lib` &&
+  mkdir -p "$PWD"/build/gmake/lib/lib/"$BUILD_DIR" &&
   cp "$PWD"/build/gmake/lib/"$BUILD_DIR"/libNamespacesBase.* "$PWD"/build/gmake/lib/lib/"$BUILD_DIR" &&
   build/RunTests.sh