Fixing FormField not setting readonly attribute on setReadonly(true)
Fix: WYSIWYG now returns valid HTML in tables

The WYSIWYG by default creates invalid HTML5. Creating a table and running it through W3C validator returns the following error: The border attribute on the table element is obsolete. Use CSS instead.
BUG Fix grid field showing search without search component added
ref: CWPBUG-133
added in a getter
Update modeladmin.md

Corrected many broken link-renderings. Also removed the "Related" link to [genericviews Module](http://silverstripe.org/generic-views-module) because it doesn't work, and I can't it elswhere.
Update for Mink 1.6 compatibility
DOCS Explicitly exclude dev deps for deployment

Docs should tell users how to deploy without development dependencies
BUG fix dependency injection stumbling over ViewableData's __isset
Merge pull request #3201 from tractorcow/pulls/3.1/di-fix

BUG fix dependency injection stumbling over ViewableData's __isset
Fetch the nearest Controller instead of relying on global state.

Controller:curr() in this context are equivalent to calling
getToplevelController() which already solves the issue of nested
GridFields.
Merge pull request #3203 from mateusz/remove-global-state

Fetch the nearest Controller instead of relying on global state.
Moved table-related feature steps to behat extension

Reused for tables other than GridField.
See https://github.com/silverstripe-labs/silverstripe-behat-extension/pull/51
Merge pull request #3175 from tractorcow/pulls/3.1/mink-update

Update for Mink 1.6 compatibility (DO NOT MERGE)
Merge pull request #3188 from dhensby/patch-1

DOCS Explicitly exclude dev deps for deployment
Merge pull request #3129 from dnadesign/formFieldContainerFieldList

added in a containerFieldList getter
Merge pull request #3139 from tractorcow/pulls/3.1/fix-gridfield-sorting

BUG Fix grid field showing search without search component added
FIX: ClassManifest errors if files contain duplicate class names (fixes #3210)
Merge pull request #3211 from kinglozzer/pulls/3210-duplicate-classes

FIX: ClassManifest errors if files contain duplicate class names (fixes #3210)
Merge pull request #3207 from chillu/pulls/behat-gridfield

Moved table-related feature steps to behat extension
Merge pull request #2967 from halkyon/formfield_readonly

Fixing FormField not setting readonly attribute on setReadonly(true)