Rename default-repos

Indicate that this is only a sample file. Use this as a base for
your own repository configuration file.

Signed-off-by: Christoph Kassen <c.kassen@telekom.de>
Add all repo update and request logging

Add handler to update all repositories in one batch.
Add request logging, enabled in default/production mode.
  - Set PONY_DEVELOP environment variable when developing
  - Log is writte to /var/log/ponyexpress.log by default. Change
    configuration file to change path

Signed-off-by: Christoph Kassen <c.kassen@telekom.de>
Add logfile to package postinst rules

Create the logfile by touching it and ensure the permissions are
set up correctly.

Signed-off-by: Christoph Kassen <c.kassen@telekom.de>
Version bump

Prepare beta2

Signed-off-by: Christoph Kassen <c.kassen@telekom.de>
Merge pull request #40 from TelekomCloud/bugfix/repo_update

Bugfix/repo update