Fix --db default value. Fix #40
Fix --db default value.
Fix #40

nephila/djangocms-installer,FinalAngel/djangocms-installer,divio/djangocms-installer,nephila/djangocms-installer,divio/djangocms-installer,frost-nzcr4/djangocms-installer,FinalAngel/djangocms-installer,divio/djangocms-installer,FinalAngel/djangocms-installer,frost-nzcr4/djangocms-installer