Sphinx-Needs Excel Importer

[iSOLveIT]

The Excel service imports data from a spreadsheet file to the Sphinx project using Sphinx-Needs and creates Sphinx-Needs objects on the fly during build time.

Main Features:

1. Open and read Excel files
2. For each row, create a Sphinx-Needs objects
3. Mapping between column names and Sphinx-Needs object options
4. Provides functionality via Sphinx directive and conf.py parameters

Task Completed

• [x] - Service available
• [x] - Excel file location can be configured
• [x] - Column - > need options mapping working
• [x] - Both the start & end row and start & end column can be configured
• [x] - Need objects to get created per row

[danwos]

Gets closed, as #50 contains this as well.