/**
* Compares 2 versions
*
* Results 0 if v1 = v2
*
* Results 1 if v1 > v2
*
* Results -1 if v1 < v2
*
* @param  {string} v1 version 1
* @param  {string} v2 version 2
* @returns {number} result status
*/
export declare const compareVersions: (v1?: string, v2?: string) => number;