CopyFile creates missing target directories with no x-bits

[0xDEC0DE]

Steps to reproduce

Use this Giltfile.yaml:

---
giltDir: ~/.gilt/clone
repositories:
  - git: https://github.com/lorin/openstack-ansible-modules.git
    version: 2677cc3
    sources:
      - src: neutron_router
        dstFile: /tmp/library/neutron_router.py

Run gilt overlay

Expected result

It creates a /tmp/library/neutron_router.py file

Actual behavior

2:45PM ERR error overlaying repositories err="open /tmp/library/neutron_router.py: permission denied"

Miscellany

It is attempting to create the missing target directory with the same permissions as the destination file. the EXACT SAME permissions as the destination file:

$ ls -ld /tmp/library
drw-r--r--  2 nisimond  wheel  64 Jun 19 14:45 /tmp/library/

[0xDEC0DE]

Fixed in #215