Travis-ci: Switch from curl to wget for automation
Travis-ci: Switch from curl to wget for automation

Currently ~2/5 UPM travis-ci jobs are failing with an SSL error from curl
when grabbing the 1.9.0 version of docker-compose.  This commit is a
brute-force attempt to make this go away.

Signed-off-by: Noel Eck <1e36ab6ededef40f3f16bdbc1b09eee72c5d08cf@intel.com>

pylbert/upm,intel-iot-devkit/upm,g-vidal/upm,stefan-andritoiu/upm,stefan-andritoiu/upm,Propanu/upm,stefan-andritoiu/upm,pylbert/upm,stefan-andritoiu/upm,pylbert/upm,intel-iot-devkit/upm,Propanu/upm,intel-iot-devkit/upm,stefan-andritoiu/upm,pylbert/upm,g-vidal/upm,g-vidal/upm,pylbert/upm,intel-iot-devkit/upm,pylbert/upm,g-vidal/upm,g-vidal/upm,g-vidal/upm,Propanu/upm,intel-iot-devkit/upm,Propanu/upm,intel-iot-devkit/upm,stefan-andritoiu/upm,Propanu/upm,Propanu/upm