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
Merge pull request #266 from kaedroho/ditch-more-section

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

Page pagination
Merge remote-tracking branch 'upstream/master'