Update modules in the main branch

At least the following tools are not updated in the main branch:

• bin/pt-align
• bin/pt-archiver
• bin/pt-config-diff
• bin/pt-deadlock-logger
• bin/pt-diskstats
• bin/pt-duplicate-key-checker
• bin/pt-fifo-split
• bin/pt-find
• bin/pt-fingerprint
• bin/pt-fk-error-logger
• bin/pt-heartbeat
• bin/pt-index-usage
• bin/pt-ioprofile
• bin/pt-kill
• bin/pt-mext
• bin/pt-mysql-summary
• bin/pt-pmp
• bin/pt-query-digest
• bin/pt-show-grants
• bin/pt-sift
• bin/pt-slave-delay
• bin/pt-slave-find
• bin/pt-slave-restart
• bin/pt-summary
• bin/pt-table-sync
• bin/pt-upgrade
• bin/pt-variable-advisor

Suggested Fix

Update modules, then check changes made and put lost bug fixes and features into proper modules.