update file alias.sh in repository on date 2014-01-31

Signed-off-by: René Six <mail@rene-six.de>
update file export.sh in repository on date 2014-02-01

Signed-off-by: René Six <mail@rene-six.de>
update file function.sh in repository on date 2014-02-02

Signed-off-by: René Six <mail@rene-six.de>
update file variable.sh in repository on date 2014-01-31

Signed-off-by: René Six <mail@rene-six.de>