Initial population inconsistent

[AtiyahElsheikh]

Probably related to #30 and partially to #39 This results in semantics error in population housing initialisation contributes to #59

[AtiyahElsheikh]

Problems were identified

• [x] homeless population
• [x] motherless children
• [x] father age can be not old enough
• [x] home alone child
• [x] children are not in the same household of their parents