travis: PHP 7.0 nightly added; --dev is by default
travis: PHP 7.0 nightly added; --dev is by default

Fixed spaces to 2, as in other parts of file
gencer/migrations,webonyx/migrations,softasap/migrations,gencer/migrations,mikeSimonson/migrations,whiteoctober/migrations,localheinz/migrations,doctrine/migrations,ecolinet/migrations,boteeka/migrations,localheinz/migrations,Tony133/migrations,whiteoctober/migrations,gabrielsomoza/migrations,doctrine/migrations,boteeka/migrations,tejerka/migrations,bamarni/migrations,TomasVotruba/migrations,mikeSimonson/migrations,spinx/migrations,TomasVotruba/migrations,BiffBangPow/migrations,ecolinet/migrations,stof/migrations,liquorvicar/migrations,hason/migrations,cassiosantos/migrations,webonyx/migrations