refactor(mk,style): rename formatting function (remove underscores)
refactor(mk,log): add status to config/log/template copy

* config directory…                    skipped    /etc/mast/
* template…                            skipped    /etc/mast/template
* log directory…                       skipped    /var/log/mast/
refactor(mk,install-customer): remove -y option, wait for human confirmation
fix(check-system): add missing PHP5 Apache module: libapache2-mod-php5
refactor(deploy-webapp): prevent silent fail on 'a2enmod'