Determine exactly whether converted filename is false
Determine exactly whether converted filename is false

ytetsuro/CodeIgniter,madwings/InsaneDB,kamaslau/BasicCodeIgniter,butane/CodeIgniter,jim-parry/CodeIgniter,tianhe1986/CodeIgniter,ytetsuro/CodeIgniter,asmdigital/CodeIgniter,bcit-ci/CodeIgniter,kamaslau/BasicCodeIgniter,madwings/InsaneDB,asmdigital/CodeIgniter,butane/CodeIgniter,jim-parry/CodeIgniter,butane/CodeIgniter,bcit-ci/CodeIgniter,bcit-ci/CodeIgniter,kamaslau/BasicCodeIgniter,bcit-ci/CodeIgniter,ytetsuro/CodeIgniter,butane/CodeIgniter,butane/CodeIgniter,madwings/InsaneDB,madwings/InsaneDB,jim-parry/CodeIgniter,jim-parry/CodeIgniter,asmdigital/CodeIgniter,jim-parry/CodeIgniter,madwings/InsaneDB,kamaslau/BasicCodeIgniter,bcit-ci/CodeIgniter,asmdigital/CodeIgniter,tianhe1986/CodeIgniter,tianhe1986/CodeIgniter,tianhe1986/CodeIgniter,tianhe1986/CodeIgniter,ytetsuro/CodeIgniter,asmdigital/CodeIgniter,ytetsuro/CodeIgniter