Merge pull request elephant-graveyard#16 from homeport/develop

Adds default permission to files

Merge pull request elephant-graveyard#15 from homeport/develop

Fixes open file writer instance on WriteToDisk

Automatically stores the file permission

This commit allows pina-golada to automatically read and store the file
permissions when converting disk to in-memory files.

Merge pull request elephant-graveyard#11 from homeport/develop

Fix access credentials for Travis

Set correct encrypted access token for Travis CI.