Badger v1.1.0

• Create Badger directory if it does not exist when badger.Open is called.
• Added Item.ValueCopy() to avoid deadlocks in long-running iterations
• Fixed 64-bit alignment issues to make Badger run on Arm v7

Badger v1.0.1

This release contains fix for #308 .

Badger v1.0.0

Update README with v1.0.0 announcement