File Permissions Error in Tests

[jmhobbs]

For some reason angelparrot.gif and hd/angelparrot.gif are throwing permission failures in Travis.

Example: https://travis-ci.org/jmhobbs/cultofthepartyparrot.com/builds/448148465

When cloning a fresh copy of the repo, the index says they are not executable;

$ git clone git@github.com:jmhobbs/cultofthepartyparrot.com.git cotpp.com
Cloning into 'cotpp.com'...
remote: Enumerating objects: 4, done.
remote: Counting objects: 100% (4/4), done.
remote: Compressing objects: 100% (4/4), done.
remote: Total 1417 (delta 0), reused 1 (delta 0), pack-reused 1413
Receiving objects: 100% (1417/1417), 3.47 MiB | 5.73 MiB/s, done.
Resolving deltas: 100% (805/805), done.
$ cd cotpp.com/parrots
$ git ls-tree HEAD | grep angel
100644 blob 67feefd84aca80818fa38863a8fb7c2e7359daf3	angelparrot.gif

and tests are successful locally,

$ npm test

> cultofthepartyparrot.com@1.1.0 test /Users/johnhobbs/Working/cotpp.com
> gulp test

[13:21:29] Using gulpfile ~/Working/cotpp.com/gulpfile.js
[13:21:29] Starting 'test'...


  parrots.json
    ✓ should validate
    ✓ should not have extra gifs
    ✓ should contain all gifs
    ✓ should contain all HD gifs

  guests.json
    ✓ should validate
    ✓ should not have extra gifs
    ✓ should contain all gifs
    ✓ should contain all HD gifs

  gifs
    ✓ in HD should be read only
    ✓ in SD should be read only

  gifs
    ✓ in HD should weight less than 64KB
    ✓ in SD should weight less than 64KB
    ✓ should never be wider or taller than 128px


  13 passing (66ms)

[13:21:30] Finished 'test' after 433 ms

I'm not sure what is going on here.

The first failed build merged into master is at #264, https://travis-ci.org/jmhobbs/cultofthepartyparrot.com/builds/442043392

cc #266 #267