Exclude Cargo.lock from git diffs

Update README.md

Update README.md

Use ubuntu instead of deprecated ubuntu-oldlts

Add support for external storages on Android (#49)

Make android install script resilient to partial downloads

Require wakelock only for non-help commands

Replace `ubuntu` with `ubuntu-oldlts` for Android proot

Use Here Document for embedded scripts

Fix workaround command in bootstrap script

Add workaround patch for #44 in bootstrap script

Add '-e' option to echo in bootstrap script

Add a '--skip-deps' flag to yanu bootstrap script

Improve yanu termux notification title

Improve bootstrap script docs