6.0.0-beta5

feat(admin-api): New REST API for administrative operations
Update horde dependencies to include dev-FRAMEWORK_6_0
Merge pull request #50 from horde/feat/migrate-netdns2
feat: Drop PEAR dependencies
chore(deps): remove unused pear/console_table from suggests
fix(auth): correct secondFactorAPI casing to secondFactorApi
feat: Implement Login Parity Integration Test
fix(auth): correct secondFactorAPI casing to secondFactorApi
feat: Implement Login Parity Integration Test
fix: Refactor second factor validation to rely on Login::secondFactorApi()
feat: Improve rendering of topbar and login screen
feat(auth): add config options for Basic and Minimal view selection
docs(registry): document resolve_hostnames performance setting
feat(auth): add config options for Basic and Minimal view selection
chore(gitignore): Make sure we never commit the jwt secret key
feat: Responsive topbar and login.php amendments for responsive passwd tool
style: topbar.js indenting and whitespace issues, wording
feat: Add a small collapse delay to topbar to make it more accessible