add db_bind_int() and db_bind_int64()

Will be used in upcoming patches, e.g. change-IDs
- I6e70e15228f5bb10bee6758ae5dc9687d65839bd
- I83a47289a48ac37da0f712845d422e897a5e8171

Change-Id: I705a15eef242c98feb6e95a883916f6cf8173d70
2 files changed