Fix whitespace issues in NumericField/NumericFieldTest
Update DataObject.php

Documentation fix:

Table at http://api.silverstripe.org/3.1/class-DataObject.html is displaying the data wrong. Current it says "protected A" instead of "protected ValidationResult" as it should be.
Merge pull request #3613 from spekulatius/patch-1

Update DataObject.php
Updating Site Reports documentation to show the Silverstripe 3.1 method of adding custom reports.
Site Reports documentation fix

Fixing typo in Site Reports documentation. Adding more detail to Custom Report example.
filterAny method comments fixed to reflect actual operation
NEW: Make the record count in GridFieldFooter optional
Merge pull request #3599 from kinglozzer/numericfield-whitespace

Fix whitespace issues in NumericField/NumericFieldTest
Merge pull request #3634 from jedateach/pr/gridfield-footer-simple

NEW: Make the record count in GridFieldFooter optional
Merge pull request #3637 from Copperis/method-comment-fix

filterAny method comments fixed to reflect actual operation
Update changelogs
Merge remote-tracking branch 'origin/3.1.7' into 3.1
Improve .htaccess commenting

Done alongside improvements of the execution-pipeline.md docs.
Installer comment taken from d5723f7.
BUG Security::findAnAdministrator doesn't always find an admin
Merge pull request #3653 from tractorcow/pulls/3.1/install-admin

BUG Security::findAnAdministrator doesn't always find an admin
BUG Security::findAnAdministrator doesn't always find an admin
Added 3.1.8 changelog
Merge remote-tracking branch 'origin/3.1.8' into 3.1
Update index.md
Merge pull request #3643 from chillu/pulls/htaccess-doc

Improve .htaccess commenting