Initial commit of fism.py, which allows users to download FISM2 data …

[DanBrandt]

…in EUVAC, NEUVAC, or SOLOMON bins. Requires rebinning files in the euv_files folder.

Description

Addresses # (issue)

Addresses the lack of capability of the user to obtain FISM2 irradiances.

Type of change

Please delete options that are not relevant.

• New feature (non-breaking change that adds functionality)
• This change requires a documentation update

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide instructions so we can reproduce. -No rigorous testing has been done. The code has been executed between 2015-08-13 and 2015-08-19. Retrieved irradiances (in all binning schemes) seem reasonable. This code is isolated from the rest and doesn't affect functionality of the rest of the Aether subprocesses in any way.

Test configuration

N/A (forthcoming).

Checklist:

• [x] Make sure you are merging into the develop (not master) branch
• [x] My code follows the style guidelines of this project
• [x] I have performed a self-review of my own code
• [x] I have commented my code, particularly in hard-to-understand areas