Removed more section of wagtailadmin menu. Fixes #228
Added search and redirects links to menu using hooks
Added page pagination
Keep ordering when paginating pages
Don't paginate if the user is reordering
Fixed unit test
Edit API docs expanded with hooks, modelcluster, and InlinePanel usage
Splitup wagtailcore tests

wagtailcore/tests.py is getting a bit big so this commit splits them up into separate files

test_management_commands.py
test_page_model.py
test_page_permissions.py
test_page_queryset.py
tests.py
Merge pull request #266 from kaedroho/ditch-more-section

Ditch more section
Merge pull request #282 from kaedroho/page-pagination

Page pagination
Fix indendation of Advert test model
Added two test snippet models definitions
Test ordering of snippet
Order snippet models during snippet registration
removing margins from body, which don't play well with jquery position() or offset()
Merge remote-tracking branch 'upstream/master'
Comment changes so they are real in English
Merge pull request #293 from kaedroho/wagtailcore-tests-splitup

Split up wagtailcore tests
Reviewed by @gasman
Add comments to test models for clarity
Typo