TIMOB-9815 Anvil: Copy all files/directories under the config directory so things like i18...

...n files, external modules, platform/ folders, etc. can be tested. [TIMOB-9815](https://jira.appcelerator.org/browse/TIMOB-9815)

[Test case](https://jira.appcelerator.org/browse/TIMOB-9815?focusedCommentId=242636#comment-242636) in the JIRA item.