Fix IDEUI-325 Color prefixed messages for runner

[WARNING] and [ERROR] prefixed messages are now colored in runner
console like it's done in builder one. Color for warning has also been
changed from cyan (already used for Docker related messages) to
the orange used for warning icons (#ffba00).
Merge pull request #232 from stephanedaviet/IDEUI-325

Fix IDEUI-325 Color prefixed messages for runner