Merge pull request #1090 from CartoDB/graceful-shutdown

Use semver for cheking dependencies version

lib/cartodb/server.js

@@ -1,6 +1,7 @@
 'use strict';
 
 const _ = require('underscore');
+const semver = require('semver');
 const express = require('express');
 const windshaft = require('windshaft');
 const { mapnik } = windshaft;
@@ -82,7 +83,7 @@ function getAndValidateVersions(options) {
     dependenciesToValidate.forEach(function(depName) {
         var declaredDependencyVersion = declaredDependencies[depName];
         var installedDependencyVersion = installedDependenciesVersions[depName];
-        if (declaredDependencyVersion !== installedDependencyVersion) {
+        if (!semver.satisfies(installedDependencyVersion,declaredDependencyVersion)) {
             warn(
                 'Dependency="%s" installed version="%s" does not match declared version="%s". Check your installation.',
                 depName, installedDependencyVersion, declaredDependencyVersion