[#482] Add get_validator() and get_converter() functions to plugins.toolkit
[#482] Add docstrings
[#482] Refactor to reduce code duplication
[#548] Fix broken password reset and add FIXMEs
[#590] Renames edit to admin
[#592] Removes page header on create org page
[#590] Changes breadcrumb to admin
[#592] Grammarification
Merge branch '590-edit-admin-button'
Merge branch '592-org-create-header'
Merge branch '548-password-reset-fix'
Fix logout template
Merge branch '482-plugin-validator-converter-access'
Add after_failure hook to check remaining disk space in Travis

Check https://github.com/travis-ci/travis-ci/issues/968