Migrate after logfile creation

Django's migrate tries to write to a log file. This ensures that the log file is created before the migration runs.

Ensure log file directory exists

Merge pull request #94 from yola/create_path_for_logs

Create the log file path before creating the log file

0.4.17: Merge pull request #84 from yola/lchown

Stop deploy breaking on dangling symlinks: Part 2 - With a cleaner history