Using deprecated configuration key name

[greenlaw110]

When app start it shows warning messages because act-velocity is using deprecated configuration key name:

2019-07-07 09:16:13,566 WARN  o.a.v.deprecation@[jobs-thread-2] - configuration key 'file.resource.loader.class' has been deprecated in favor of 'resource.loader.file.class'
2019-07-07 09:16:13,567 WARN  o.a.v.deprecation@[jobs-thread-2] - configuration key 'file.resource.loader.path' has been deprecated in favor of 'resource.loader.file.path'
2019-07-07 09:16:13,567 WARN  o.a.v.deprecation@[jobs-thread-2] - configuration key 'class.resource.loader.class' has been deprecated in favor of 'resource.loader.class.class'
2019-07-07 09:16:13,567 WARN  o.a.v.deprecation@[jobs-thread-2] - configuration key 'resource.loader' has been deprecated in favor of 'resource.loaders'
2019-07-07 09:16:13,568 WARN  o.a.v.deprecation@[jobs-thread-2] - configuration key 'class.resource.loader.path' has been deprecated in favor of 'resource.loader.class.path'
2019-07-07 09:16:13,568 WARN  o.a.v.deprecation@[jobs-thread-2] - configuration key 'file.resource.loader.cache' has been deprecated in favor of 'resource.loader.file.cache'
2019-07-07 09:16:13,568 WARN  o.a.v.deprecation@[jobs-thread-2] - configuration key 'file.resource.loader.modificationCheckInterval' has been deprecated in favor of 'resource.loader.file.modificationCheckInterval'