Added seperator in view menu, added new help menu and moved version into it.
Added seperator in view menu, added new help menu and moved version into it.

mattermost/desktop,mattermost/desktop,jnugh/desktop,yuya-oc/desktop,yuya-oc/desktop,St-Ex/desktop,St-Ex/desktop,yuya-oc/electron-mattermost,mattermost/desktop,jnugh/desktop,yuya-oc/electron-mattermost,mattermost/desktop,yuya-oc/desktop,jnugh/desktop,St-Ex/desktop,mattermost/desktop,yuya-oc/electron-mattermost