Fixed datetime issue.
Added acky.s3
Merge pull request #21 from JDong-rmn/EOPS-6008

Added acky.s3
0.2.0 release, includes s3 support
Add build status badge for TravisCI
Merge pull request #26 from JDong-rmn/quickfix

Fixed datetime issue.
initial imageCollection addition

- updated requirements_dev.txt with testing requirements
- added imageCollection object
- added default parameter for InstanceCollection and VolumeCollection that lets one specify a single ID rather than having to fetch everything (botocore supported)
Merge pull request #32 from jeredding/imageCollectionSupport

initial imageCollection addition