media: remove fs handler
media: un require fs module
test: create fs in addMedia()
test: create fs in media test
test: add test.getFiles() method
test: update apiVersion tests using getFiles()
test: update test using test.getFiles)_
test: fix passing files in apiVersion test
test: pre-process files in addFiles test
Merge branch 'master' into improve/remove-fs
Merge branch 'master' into improve/remove-fs
test: improve media util functions
test: fix typo in site tests
test: improve media test
Merge pull request #66 from Automattic/improve/remove-fs

[wip] Improve/remove fs