Merge pull request #1 from simensen/branch-alias

Add a branch alias.
Update log-command-status.php
Merge pull request #8 from odolbeau/patch-1

Update log-command-status.php
Remove dependency on ES 0.90 from .travis.yml
Fix .travis.yml
Fix composer constraints
Fixes for ES >=1.0, but wouldn't support 0.9 :(
Merge pull request #15 from wjzijderveld/fix-elasticsearch

Fix elasticsearch
Merge pull request #14 from wjzijderveld/fix-composer-dependencies

Fix composer constraints
ID can also be an object that implements __toString