version: bump to v0.15.0-alpha.rc1

Author: guggero

version.go

@@ -33,12 +33,12 @@ const semanticAlphabet = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqr
 // versioning 2.0.0 spec (http://semver.org/).
 const (
 	appMajor uint = 0
-	appMinor uint = 14
-	appPatch uint = 1
+	appMinor uint = 15
+	appPatch uint = 0
 
 	// appPreRelease MUST only contain characters from semanticAlphabet per
 	// the semantic versioning spec.
-	appPreRelease = "alpha"
+	appPreRelease = "alpha.rc1"
 )
 
 // Version returns the application version as a properly formed string per the