factories: Project, tech, serv, tech_cat
test for models v1
Merge branch 'dev' into 649_factories

task_649
fix .gitignor
Modify models v1
project_service_test
fix model project: team_size
change factories
Add test/models for project, service, technology and other
fix conflict models/project.rb
Merge pull request #10 from is-valid/649_validations

649 validations