message: Fix TestFlows version: 1.6.56
diff: @@ -323,13 +323,13 @@ install: |-
  if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then
  export PATH=$(echo "$PATH" | sed -e 's|:/usr/local/cmake-[^:]*/bin:|:|')
  sudo apt-get install -y build-essential cmake perl libdbi-perl libdbd-odbc-perl python python-pip python-pyodbc python3 python3-pip python3-pyodbc python3-setuptools
  - pip3 install --user testflows
  + pip3 install --user 'testflows==1.6.56'
  elif [[ "$TRAVIS_OS_NAME" == "osx" ]]; then
  # brew install cmake perl python
  PERL_MM_USE_DEFAULT=1 cpan -T DBD::ODBC
  if [[ "$ODBC_PROVIDER" == "UnixODBC" ]]; then
  pip2 install --user pyodbc
  - pip3 install --user pyodbc testflows
  + pip3 install --user pyodbc 'testflows==1.6.56'
  fi
  elif [[ "$TRAVIS_OS_NAME" == "windows" ]]; then
  export OLD_VSWHERE=yes
  