Added all required dependencies

vendor/github.com/mcuadros/go-version/stability.go

@@ -0,0 +1,83 @@
+package version
+
+import (
+	"regexp"
+	"strings"
+)
+
+const (
+	Development = iota
+	Alpha
+	Beta
+	RC
+	Stable
+)
+
+func expandStability(stability string) string {
+	stability = strings.ToLower(stability)
+
+	switch stability {
+	case "a":
+		return "alpha"
+	case "b":
+		return "beta"
+	case "p":
+		return "patch"
+	case "pl":
+		return "patch"
+	case "rc":
+		return "RC"
+	}
+
+	return stability
+}
+
+func parseStability(version string) string {
+	version = regexp.MustCompile(`(?i)#.+$`).ReplaceAllString(version, " ")
+	version = strings.ToLower(version)
+
+	if strings.HasPrefix(version, "dev-") || strings.HasSuffix(version, "-dev") {
+		return "dev"
+	}
+
+	result := RegFind(`(?i)^v?(\d{1,3})(\.\d+)?(\.\d+)?(\.\d+)?`+modifierRegex+`$`, version)
+	if result != nil {
+		if len(result) > 3 {
+			return "dev"
+		}
+	}
+
+	if result[1] != "" {
+		if "beta" == result[1] || "b" == result[1] {
+			return "beta"
+		}
+		if "alpha" == result[1] || "a" == result[1] {
+			return "alpha"
+		}
+		if "rc" == result[1] {
+			return "RC"
+		}
+	}
+
+	return "stable"
+}
+
+func GetStability(version string) int {
+	result := RegFind(`(?i)(stable|RC|beta|alpha|dev)`, Normalize(version))
+	if len(result) == 0 {
+		return Stable
+	}
+
+	switch result[1] {
+	case "dev":
+		return Development
+	case "alpha":
+		return Alpha
+	case "beta":
+		return Beta
+	case "RC":
+		return RC
+	}
+
+	return Stable
+}