Started Implemention of Person-Validation

Postalcode-Validation
Sex-Validation
Improved postalcode validation in person
Improved sex validation
Added test.sqlite3 to .gitignore
New layout for people/show.html.erb
New template bit for adding and editing users
Merge branch 'issue#4'
removed support for puma-webserver

the deployment-stack will be switched to passenger
Merge branch 'deployment'

Conflicts:
	Gemfile
Merge branch 'master' into release