Added error check for BIFS encoding of '==='
Added error check for BIFS encoding of '==='

Bevara/Access-open,nguyen-viet-thanh-trung/gpac,ARSekkat/gpac,RodolpheFouquet/gpac,DmitrySigaev/gpac,porcelijn/gpac,nguyen-viet-thanh-trung/gpac,RodolpheFouquet/gpac,rauf/gpac,RodolpheFouquet/gpac,epam/gpac,drakeguan/gpac,porcelijn/gpac,drakeguan/gpac,rbouqueau/gpac_brew_travis,rauf/gpac,drakeguan/gpac,Bevara/Access-open,psteinb/gpac,rbouqueau/gpac,emmanouil/gpac,nguyen-viet-thanh-trung/gpac,nguyen-viet-thanh-trung/gpac,gpac/gpac,rbouqueau/gpac_brew_travis,rbouqueau/gpac_brew_travis,rauf/gpac,RodolpheFouquet/gpac,Bevara/Access-open,Bevara/Access-open,vladimir-kazakov/gpac,nguyen-viet-thanh-trung/gpac,epam/gpac,gpac/gpac,psteinb/gpac,ARSekkat/gpac,gpac/gpac,epam/gpac,emmanouil/gpac,aymanelyaagoubi/gpac,psteinb/gpac,RodolpheFouquet/gpac,DmitrySigaev/gpac,vladimir-kazakov/gpac,rbouqueau/gpac,psteinb/gpac,rbouqueau/gpac,nguyen-viet-thanh-trung/gpac,aymanelyaagoubi/gpac,DmitrySigaev/gpac,DmitrySigaev/gpac,rauf/gpac,porcelijn/gpac,drakeguan/gpac,ARSekkat/gpac,rbouqueau/gpac,gpac/gpac,ARSekkat/gpac,emmanouil/gpac,rbouqueau/gpac,drakeguan/gpac,gpac/gpac,rbouqueau/gpac,vladimir-kazakov/gpac,rauf/gpac,vladimir-kazakov/gpac,aymanelyaagoubi/gpac,ARSekkat/gpac,RodolpheFouquet/gpac,epam/gpac,gpac/gpac,porcelijn/gpac,psteinb/gpac,drakeguan/gpac,rbouqueau/gpac_brew_travis,Bevara/Access-open,aymanelyaagoubi/gpac,epam/gpac,DmitrySigaev/gpac,rbouqueau/gpac,aymanelyaagoubi/gpac,gpac/gpac,DmitrySigaev/gpac,emmanouil/gpac,Bevara/Access-open,psteinb/gpac,rbouqueau/gpac_brew_travis,vladimir-kazakov/gpac,rauf/gpac,epam/gpac,gpac/gpac,vladimir-kazakov/gpac,rbouqueau/gpac,ARSekkat/gpac,rbouqueau/gpac_brew_travis,aymanelyaagoubi/gpac,porcelijn/gpac,emmanouil/gpac,porcelijn/gpac,emmanouil/gpac