use plain pkg module

Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de>

pkg/conversions/strings.go

@@ -0,0 +1,16 @@
+package conversions
+
+import (
+	"strings"
+)
+
+// StringToSliceString splits a string into a slice string according to separator
+func StringToSliceString(src string, sep string) []string {
+	parsed := strings.Split(src, sep)
+	parts := make([]string, 0, len(parsed))
+	for _, v := range parsed {
+		parts = append(parts, strings.TrimSpace(v))
+	}
+
+	return parts
+}