Add leading zero to seconds

When the seconds until send is a single digit number, adding a leading
zero to maintain spacing.
Add leading zero to minutes

When the minutes until send is a single digit number, added a leading
zero to maintain spacing.
Revert "Add leading zero to minutes"

This reverts commit 5497dc222259f9157693b5fef2457f511bd8fa0b.
Revert "Add leading zero to seconds"

This reverts commit 5c5f73417035a5fe8af19dea01f25758a1dde711.