* 3.2.x: (47 commits)
[ticket/14492] Add user service to installer & only instantiate if needed
[ticket/14492] Fix redirection to help phpBB page
[ticket/14492] Encode URI components in systemdata for stats
[ticket/14492] Always update the time the stats were sent
[ticket/14492] Update versions in files
[ticket/14492] Add missing event variable
[ticket/14492] Don't explicitly pass data providers by refs
[ticket/14492] Update phpBB version and fix miscellaneous code issues
[ticket/14492] Install all extensions if 'all' is specified for extensions
[ticket/14492] Checkout master if viglink tag does not exist for latest version
[ticket/14492] Add language variables for updating extensions
[ticket/14492] Prevent timeouts in install & update extensions tasks
[ticket/14492] Use same list for checking if extension should be updated
[ticket/14492] Add missing config to schema_data.sql
[ticket/14492] Unify version check for installing default extensions
[ticket/14492] Use extension manager instead of finder and add try/catch
[ticket/14492] Checkout viglink for each version depending on tags
[ticket/14492] Remove unused use statement
[ticket/14492] Redirect to help phpBB page after installation
[ticket/14492] Properly retrieve version updating from
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