TODO port strings to labels

[tyagishuchi1]

Port all hardcoded strings to labels (and provide template for interpolating variables) for:

• Contract create
• Contract listings
• Contract details/updates
• Dispute listings
• Dispute details/voting
• Welcome wizard
• Profile page
• Notifications
• FAQs
• Terms of Service
• Disclaimer

[ashishjur]

Please check this list carefully. Some of the strings come through API.

[tyagishuchi1]

It is not yet confirmed that the pages listed here are not using hardcoded strings. Requires confirmation to close the issue.