WrapDB Endpoints

This pull request is for finishing up the rest of WrapDB's endpoints:

- [x] Update endpoint for getting a list of user projects.
- [x] Add endpoint for getting a list of user objects.
- [x] Update endpoint for creating a WrapDB endpoints.
- [x] Update endpoint for getting a list of user WrapDB endpoints.
- [x] Add rendering of WrapDB endpoints.

### The Routes:

Get a list of user projects:

    Rails   : /projects/get
    Example : /projects/get?api_key=123Key

Get a list of user objects:

    Rails   : /objects/get
    Example : /objects/get?api_key=123Key

Create a user project endpoints:

    Rails   : /:projectId/endpoints/create
    Example : /51033aa6f4c4004c8e000002/endpoints/create?api_key=123Key&name=my-bathrooms (JSON data in body)

Get a list of user project endpoints:

    Rails   : /:projectId/endpoints/get
    Example : /51033aa6f4c4004c8e000002/endpoints/get?api_key=123Key

Render a user project endpoint:

    Rails   : /:projectId/:endpointName
    Example : /51033aa6f4c4004c8e000002/my-bathrooms?api_key=123Key

Please review the pull request and provide any comments or concurrence.