[#224] Rename Cordaid scripts

Also remove fix_cordaid_funding.py, the code there will be moved into
post_import.py and changed
[#224] Add Cordaid-related settings

Add defaults for a number of settings related to the Cordaid scripts

New defaults and settings identifier names can easily be added as a
key-value pair to __init__.cordaid_settings
[#224] Refactor pre_import.py to use the Cordaid settings
[#224] Refactor post_import to use Cordaid settings

Add function to set Cordaid as funding partner, fully funding its
projects.
[#224] Add Cordaid settings to cordaid_importer.py

Also some PEP8 related edits
[#224] PEP8 related edits
[#224] Fix import because of Cordaid scripts move

Also delete Cordaid indicators CSV file from repo
Fixed iso_code -> obj.iso_code reference bug in akvo.rsr.admin.CountryAdmin.
[#224] Consolidate Cordaid scripts further

Unify logging in pre_import.py and post_import.py

Move organisation import into pre_import.py and fix the creation of
locations for orgs
Merge branch 'develop' of github.com:akvo/akvo-rsr into develop