removed travis php5.6 tests, as we set php7 as a requirement to install this package
removed travis php5.6 tests, as we set php7 as a requirement to install this package

scherersoftware/cakephp-app-template,scherersoftware/cake-app-template,scherersoftware/cakephp-app-template,scherersoftware/cakephp-app-template,scherersoftware/cake-app-template,scherersoftware/cake-app-template