Add pipeline date class
Add base class for representing pipeline date ranges
Add pipeline day range class
Add pipeline month range
Add pipeline year range
Add pipeline date pattern mixin to produce a compact representation
Merge pull request #40 from swipely/add_pipeline_date_mixin

Add pipeline date mixin
version 0.8.4
allow mixins for bootstrap context
Add Bootstrap::Registry to register mixins
Merge pull request #41 from swipely/allow_mixins_for_bootstrap_context

allow mixins for bootstrap context
Use class methods instead of calling singleton instance
expose fetch_command to bootstrap context
Merge pull request #42 from swipely/bootstrap_improvement

Bootstrap improvement
Switch assets bucket to the new batch_view_scratch bucket
Merge pull request #43 from swipely/switch_assets_to_new_scratch_buckets_tr_eJkfIHdp

Switch assets to new scratch buckets tr e jkf i hdp
Definition task will now create directory automatically if it is missing.

Fixes Rake dependency issue as identified in:
https://github.com/swipely/pipely/issues/36
Merge pull request #37 from swipely/create_definition_dir_automatically

Definition task will now create directory automatically if it is missing...
version 0.8.5
Add bootstrap contexts for ec2 and emr