Adds Relative Time options now,weeks & years (#4304)

* Adds 'now' as an option in relative time

* reenables no-console in previous spot

* Adds weeks,months,years and abbreviations

* modified tests to address coverage

* month be gone!

src/ParseServer.js

@@ -256,6 +256,7 @@ class ParseServer {
           /* eslint-disable no-console */
           console.warn(`\nWARNING, Unable to connect to '${Parse.serverURL}'.` +
             ` Cloud code and push notifications may be unavailable!\n`);
+          /* eslint-enable no-console */
           if(callback) {
             callback(false);
           }