event_type_output+event_type_execute do not return, so return null seperately
Check that field name in file_get_field is a valid field name
Merge branch 'master' of github.com:mantisbt/mantisbt
Merge branch 'master' of github.com:mantisbt/mantisbt
Merge branch 'master' of github.com:mantisbt/mantisbt
Merge branch 'master' of github.com:mantisbt/mantisbt
Add web.config file to securimage