CMS-1878 Make WizardPanelHeader.name must be updated as displayName changes
CMS-1876 Update label of AppBarTabMenuItem when displayName of selected WizardPanel have changed
CMS-1859 Create reusable form component TextInput and use these in WizardPanel.WizardPanelHeader for displayName and name
added name autogeneration if initial name equals to value generated from displayName
Merge pull request #297 from enonic/CMS-1878

CMS-1878 Make WizardPanelHeader.name must be updated as displayName changes