implements getLatestInstanceDataPath
implements getStreamContext
create latest file in VirtualEc2MetadataGetter
add IsRunningOnEc2 Test
newDirectory isnt need
path is unnecessary
indent
use getMetadataPath in VirtualEc2MetadataGetter
comment
comment
Merge pull request #11 from d9magai/implements_getLatestInstanceDataPath

Implements get latest instance data path