message: [travis] Backport of BU PR to release branch
  Increase travis time out from 10 to 20 mins using travis_wait
  on windows platform.
diff: @@ -67,7 +67,8 @@ script:
  - ../configure $BITCOIN_CONFIG_ALL $BITCOIN_CONFIG || ( cat config.log && false)
  - make $MAKEJOBS $GOAL || ( echo "Build failure. Verbose build follows." && make $GOAL V=1 ; false )
  - export LD_LIBRARY_PATH=$TRAVIS_BUILD_DIR/depends/$HOST/lib
  - - if [ "$RUN_TESTS" = "true" ]; then make $MAKEJOBS check VERBOSE=1; fi
  + - if [ "$RUN_TESTS" = "true" ] && { [ "$HOST" = "i686-w64-mingw32" ] || [ "$HOST" = "x86_64-w64-mingw32" ]; }; then travis_wait make $MAKEJOBS check VERBOSE=1; fi
  + - if [ "$RUN_TESTS" = "true" ] && ! { [ "$HOST" = "i686-w64-mingw32" ] || [ "$HOST" = "x86_64-w64-mingw32" ]; }; then make $MAKEJOBS check VERBOSE=1; fi
  - if [ "$RUN_TESTS" = "true" ]; then qa/pull-tester/rpc-tests.py --coverage; fi
  after_script:
  - echo $TRAVIS_COMMIT_RANGE
  