message: Fix cargo build directory to libindy
  Build from where cargo build can find Cargo.toml
diff: 1. Checkout and build the library:
  ```
  - git checkout https://github.com/hyperledger/indy-sdk.git
  - cd ./indy-sdk
  + git clone https://github.com/hyperledger/indy-sdk.git
  + cd ./indy-sdk/indy-sdk
  cargo build
  + cd ..
  ```
  1. Run integration tests:
  * Start local nodes pool on `127.0.0.1:9701-9708` with Docker:
  docker network create --subnet 10.0.0.0/8 indy_pool_network
  docker build --build-arg pool_ip=10.0.0.2 -f ci/indy-pool.dockerfile -t indy_pool .
  docker run -d --ip="10.0.0.2" --net=indy_pool_network indy_pool
  - ```
  + ```:
  - It can be usefull if we wants to launch integration tests inside another container attached to
  + It can be useful if we want to launch integration tests inside another container attached to
  the same docker network.
  * Run tests
  