message: Updated document regarding options_json
diff: @@ -27,6 +27,10 @@ Note: In all calls `pool_handle` may be removed if did resolver is implemented.
  /// wallet_handle: wallet handle (created by open_wallet).
  /// submitter_did: DID of the submitter stored in secured Wallet.
  /// id: identifier of credential definition.
  +/// options_json:
  +/// {
  +/// forceUpdate: (optional, false by default) Force update of record in cache from the ledger,
  +/// }
  /// cb: Callback that takes command result as parameter.
  #[no_mangle]
  pub extern fn indy_get_cred_def(command_handle: IndyHandle,
  @@ -34,6 +38,7 @@ pub extern fn indy_get_cred_def(command_handle: IndyHandle,
  wallet_handle: IndyHandle,
  submitter_did: *const c_char,
  id: *const c_char,
  + options_json: *const c_char,
  cb: Option<extern fn(command_handle_: IndyHandle,
  err: ErrorCode,
  cred_def_json: *const c_char)>) -> ErrorCode {
  @@ -49,6 +54,10 @@ pub extern fn indy_get_cred_def(command_handle: IndyHandle,
  /// wallet_handle: wallet handle (created by open_wallet).
  /// submitter_did: DID of the submitter stored in secured Wallet.
  /// id: identifier of schema.
  +/// options_json:
  +/// {
  +/// forceUpdate: (optional, false by default) Force update of record in cache from the ledger,
  +/// }
  /// cb: Callback that takes command result as parameter.
  #[no_mangle]
  pub extern fn indy_get_schema(command_handle: IndyHandle,
  @@ -56,6 +65,7 @@ pub extern fn indy_get_schema(command_handle: IndyHandle,
  wallet_handle: IndyHandle,
  submitter_did: *const c_char,
  id: *const c_char,
  + options_json: *const c_char,
  cb: Option<extern fn(command_handle_: IndyHandle,
  err: ErrorCode,
  schema_json: *const c_char)>) -> ErrorCode {
  