Changeset:

- Sbt project configured
- Version enumeration added
Changeset:

- Custom httpclient added.
- Conekta object configuration added.
Changeset:

- Abstract resource entity added.
- Conekta model added.
Changeset:

- Conekta matcher added.
- Customer suite test added.
- Plan suited test added (incomplete).
Changeset:

- Scala IDE config files added to .gitignore.
Changeset:

- Subscription actions (resume/pause/cancel) added.
- Plan test suite updated.
Changeset:

- Card json reader name refactored.
- Card test suite updated.
Plan json reader name refactored.
Changeset:

- Customer methods refactored.
- Customer test suited updated.
- parentUrl method add to Resource base class.
Changeset:

- Token model added.
- Token test suited added.
Merge remote-tracking branch 'origin/develop'