Bulk Update Request: mutual_masturbation BUR

Script

remove implication mutual_footjob (119) -> mutual_masturbation (2334)
remove implication mutual_handjob (812) -> mutual_masturbation (2334)
create implication mutual_footjob (119) -> mutual_stimulation (0)
create implication mutual_handjob (812) -> mutual_stimulation (0)
create implication mutual_fingering (194) -> mutual_stimulation (0)