No colors on CI

Author: swissspidy

bin/install-package-tests

@@ -15,11 +15,18 @@ is_numeric() {
         *) return 0;;            # returns 0 if numeric
     esac
 }
-# Promt color vars.
+# Prompt color vars.
 C_RED="\033[31m"
 C_BLUE="\033[34m"
 NO_FORMAT="\033[0m"
 
+# If running in CI, don't use colors.
+if [ -n "${CI}" ]; then
+	C_RED=""
+	C_BLUE=""
+	NO_FORMAT=""
+fi
+
 HOST=localhost
 PORT=""
 HOST_STRING=''