Config in separate file now
added compression type in config
Init

New cronjob installer
Fixed whitespaces
Added cronjob
Fixed error w/ missing quotes
Added user based config

Reverted last commit and added user based config. You can choose
between easy config in the script or having a config file in your $HOME
Automatic user.group setting

If setting is empty, read user.group from installation.
Deleted 0 file
Changed default values

By default CTYPE is set to tar.gz, now
Some whitespaces and typo
Changed text about settings
Merge pull request #6 from stefansl/dev

- [x] Added compression type in config
- [x] Added automatic user and group setting
- [x] Added possibility of working with an user based config
- [x] Added cronjob install script
- [x] Some typo and whitespace changes
- [x] Changed default settings