print the sql comment in KalturaPDO::exec
print the sql comment in KalturaPDO::exec

so that it can be parsed by the performance report

ivesbai/server,kaltura/server,jorgevbo/server,kaltura/server,gale320/server,doubleshot/server,doubleshot/server,DBezemer/server,gale320/server,matsuu/server,jorgevbo/server,jorgevbo/server,DBezemer/server,kaltura/server,matsuu/server,doubleshot/server,gale320/server,doubleshot/server,matsuu/server,kaltura/server,jorgevbo/server,kaltura/server,DBezemer/server,gale320/server,jorgevbo/server,DBezemer/server,matsuu/server,ivesbai/server,DBezemer/server,gale320/server,matsuu/server,doubleshot/server,gale320/server,matsuu/server,doubleshot/server,ivesbai/server,gale320/server,ivesbai/server,matsuu/server,jorgevbo/server,ivesbai/server,ivesbai/server,DBezemer/server,ivesbai/server,ivesbai/server,DBezemer/server,gale320/server,jorgevbo/server,kaltura/server,matsuu/server,jorgevbo/server,doubleshot/server,DBezemer/server,doubleshot/server