Add an option to request a readonly scope from GA

Without this option, gapy requests access which allows the token to be
used to view and modify account settings, which isn't needed if, say,
you're just using gapy to monitor data in GA.
Fix link and add link to Google API
Merge pull request #4 from rboulton/add_option_for_readonly_scope

Add an option to request a readonly scope from GA
Merge pull request #5 from pwaller/patch-1

Fix link and add link to Google API
Bump version 1.0.0
Change URLs to alphagov
Merge pull request #7 from alphagov/fix-url

Change URLs to alphagov
Add management.segments API call
Merge pull request #8 from frabcus/add-management-segments-call

Add management.segments API call
Merge pull request #6 from pwaller/add-max-results-sort

Add max_results and sort
Add segment option to get