typo
add Ec2MetadataGetter getAll Test
rename val ec2metadata->ec2metadataGetter
Merge remote-tracking branch 'origin/master' into add_testcase
newline
define DummyMetadata class
use DummyMetadata class
hostname is settable
add Ec2MetadataGetterException Test
renaming isRunningOnEc2
refactor
renamed to result
renamed to commandName
eliminate getCommands
moved getUserData
Declaration array
absorb getUserData
eliminate exists
use constant
Merge pull request #9 from d9magai/add_testcase

Add unit test