Merge pull request #1422 from ohagendorf/NUCLEO_F031_travis

Travis build - add another new devices (NUCLEO_F031)

Author: 0xc0170

workspace_tools/build_travis.py

@@ -38,6 +38,7 @@
     { "target": "NUCLEO_L053R8",     "toolchains": "GCC_ARM", "libs": ["dsp", "rtos", "fat"] },
     { "target": "NUCLEO_L152RE",     "toolchains": "GCC_ARM", "libs": ["dsp", "rtos", "fat"] },
     { "target": "NUCLEO_F030R8",     "toolchains": "GCC_ARM", "libs": ["dsp", "fat"] },
+    { "target": "NUCLEO_F031K6",     "toolchains": "GCC_ARM", "libs": ["dsp", "fat"] },
     { "target": "NUCLEO_F042K6",     "toolchains": "GCC_ARM", "libs": ["dsp", "fat"] },
     { "target": "NUCLEO_F070RB",     "toolchains": "GCC_ARM", "libs": ["dsp", "fat"] },
     { "target": "NUCLEO_F072RB",     "toolchains": "GCC_ARM", "libs": ["dsp", "rtos", "fat"] },