Fix spelling mistake
Doc tweak
Fixed typo
Merge pull request #455 from kaedroho/wagtailsearch-docs

Wagtailsearch docs
Docs fixes
Use tuples in search_fields configuration

Not a requirement, just a best practise
suppress DeprecationWarnings thrown in tests by classes with old-style indexed_fields definitions
Merge branch 'kaedroho-searchchanges/tests'
Merge branch 'master' of github.com:torchbox/wagtail
sitemap should return the full url
Updated tests for 5766224
Fixed search example in docs
Renamed 'wagtailsearch' section of the docs to 'search'
Removed 'wagtailsearch' from titles of a couple of documents
Renamed 'Wagtailsearch backends' to 'Backends'
Merge branch 'searchchanges/bits-and-pieces-2' of https://github.com/kaedroho/wagtail into kaedroho-searchchanges/bits-and-pieces-2

Conflicts:
	wagtail/wagtailcore/models.py
	wagtail/wagtailcore/query.py
fix tests for lt, gte, lte filters to expect a multi_match response
Merge branch 'kaedroho-searchchanges/bits-and-pieces-2'
'Usage' page now displays a table of pages. Add new 'USAGE_COUNT' setting.
References to image.src corrected - it's image.url