Updated from global requirements

Change-Id: I96b53ce825ca0f940596f53058b8e3c80463ac3c
Fix typo in novaclient

hypen-separated --> hyphen-separated
overrwrite --> overwrite
typicaly --> typically
sematics --> semantics

Fixes bug: 1253881

Change-Id: I4aff614bb36b8f321837a9f54024b26ac0f11d40
Merge "Fix typo in novaclient"