Refactor logging to provide common logger from LoggerAdapter (#2478)

* Refactor logging to provide common logger from LoggerAdapter

Move logger logic de WinstonLoggerAdapter

Further improvements in configuration

Use logger instead of getLogger

- Removes PLog module

Reverts name changes

nits

* Adds additional logging levels as requirements

* Adds tests for logging configuration

* removes flaky test

* investigate...

* further investigation

* Adds silent option to disable console output

* Restores logs with VERBOSE in tests

* Expose controller instead of adapter, reduces method requirements for adapter

* Shuffles initializations around

* Fix doc

* Load cloudCode last to make sure the logger is available

* Adds test to make sure we can load an adapter from npm module

* extract defaults

* Adds defaultMongoURI to defaults

* fix defaults values

* Proper error for PG failures

* Disable flaky test

spec/helper.js

@@ -45,6 +45,7 @@ var defaultConfiguration = {
   webhookKey: 'hook',
   masterKey: 'test',
   fileKey: 'test',
+  silent: !process.env.VERBOSE,
   push: {
     'ios': {
       cert: 'prodCert.pem',
@@ -352,8 +353,6 @@ global.describe_only_db = db => {
   }
 }
 
-// LiveQuery test setting
-require('../src/LiveQuery/PLog').logLevel = 'NONE';
 var libraryCache = {};
 jasmine.mockLibrary = function(library, name, mock) {
   var original = require(library)[name];