message: Actualized iOS readme
diff: @@ -27,7 +27,7 @@ Add pod to target:
  ```
  brew install libsodium
  brew install zeromq
  - brew install cmake
  + brew openssl 1.0.2q (can be any fresh version)
  ```
  1. Setup environment variables:
  @@ -35,30 +35,27 @@ Add pod to target:
  export PKG_CONFIG_ALLOW_CROSS=1
  export CARGO_INCREMENTAL=1
  ```
  -1. Edit script build-libindy-core-ios.sh: set the following variables to fit your environment:
  +1. Edit script ci/ios-build.sh: set the following variables to fit your environment:
  ```
  export OPENSSL_DIR=/usr/local/Cellar/openssl/1.0.2q
  - export EVERNYM_REPO_KEY=~/Documents/EvernymRepo
  export LIBINDY_POD_VERSION=0.0.1
  ```
  OPENSSL_DIR - path to installed openssl library
  - EVERNYM_REPO_KEY - path to file with private key to be authorized on deb server
  -
  LIBINDY_POD_VERSION - version of libindy-core pod to be built
  1. Run the script. Validate the output that all goes well.
  -1. Go to `Podspec` dir.
  +1. Go to `Specs/libindy` dir.
  1. Create directory with name defined in LIBINDY_POD_VERSION:
  ```
  mkdir LIBINDY_POD_VERSION
  ```
  -1. Copy libindy-core.podspec.json to that new directory from some previous version.
  +1. Copy libindy.podspec.json to that new directory from some previous version.
  1. Edit this json -> change version field to LIBINDY_POD_VERSION.
  1. Add new directory and file inside to git repository.
  1. Commit to master branch.
  -1. for all projects which using libindy-core do not forget to make:
  +1. for all projects which using libindy do not forget to make:
  ```
  pod repo update
  @@ -69,7 +66,7 @@ Add pod to target:
  ## Wrapper Cocoapod
  # Creation
  -Run Archive process for `Indy` target. Custom post-action shell script `universal_framework.h` will be triggered and you get universal framework. Then put it to folder: `libindy-objc/Indy.framework` and upload to repo.
  +Run Archive process for `Indy` target. Custom post-action shell script `universal_framework.sh` will be triggered and you get universal framework. Then put it to folder: `libindy-objc/Indy.framework` and upload to repo.
  # Usage
  @@ -87,7 +84,7 @@ For 0.1.1 and 0.1.2 versions:
  All wrapper types and classes have prefix `Indy`.
  #### Troubleshooting
  -* Enable Logging - Use environment variable `RUST_LOG={info|debug|trace}` to output logs of Libindy.
  +* Enable Logging - Use `setLogger` to pass a callback that will be used by Libindy to log a record.
  * [IS-1058](https://jira.hyperledger.org/browse/IS-1058)
  * OpenSSL cp: file.tgz: No such file or directory -
  ```
  