Fixed label issue and externalized hardcoding issues

Signed-off-by: vetrivelc <vetrivel.chinnasamy@citrix.com>
CLOUDSTACK-8010: [UI] Fixed unlocalized string "label.add.private.gateway"
Security groups: Prevent wrapping on account/SG text fields
ja_JP: Quickview: Use smaller font size for action items
LB VM select: Fix issue with adding primary NIC IP