Extra 5-10% performance improvement by removing redundant copy in chdir()
Extra 5-10% performance improvement by removing redundant copy in chdir()


davidsminor/cortex,appleseedhq/cortex,danieldresser/cortex,davidsminor/cortex,goddardl/cortex,goddardl/cortex,danieldresser/cortex,hradec/cortex,lento/cortex,appleseedhq/cortex,lento/cortex,davidsminor/cortex,danieldresser/cortex,danieldresser/cortex,lento/cortex,goddardl/cortex,davidsminor/cortex,hradec/cortex,hradec/cortex,appleseedhq/cortex