message: touch up proof structures
diff: @@ -481,12 +481,12 @@ await proof.generate_proof(credentials, {})
  await proof.send_proof(connection_to_thrift)
  ```
  -When **Thrift** inspects the received Proof he will see following structure:
  +When **Thrift** inspects the received Proof he will see the following structure:
  ```
  # Thrift Agent
  {
  'requested_proof': {
  - 'revealed_attributess': {
  + 'revealed_attrs': {
  'attr1_referent': {'sub_proof_index': 0, 'raw':'Permanent', 'encoded':'2143135425425143112321314321'},
  },
  'self_attested_attrs': {},
  @@ -496,12 +496,14 @@ When **Thrift** inspects the received Proof he will see following structure:
  'predicate2_referent': {'sub_proof_index': 0}
  }
  },
  - 'proof' : [] # Validity Proof that Thrift can check
  + 'proof' : { ... } # Validity Proof that Thrift can check
  'identifiers' : [ # Identifiers of credentials were used for Proof building
  + {
  'schema_id': job_certificate_schema_id,
  'cred_def_id': acme_job_certificate_cred_def_id,
  'revoc_reg_seq_no': None,
  'timestamp': None
  + }
  ]
  }
  ```
  @@ -597,12 +599,12 @@ await proof.generate_proof(credentials, {})
  await proof.send_proof(connection_to_thrift)
  ```
  -When **Thrift** inspects the received Proof he will see following structure:
  +When **Thrift** inspects the received Proof he will see the following structure:
  ```
  # Thrift Agent
  {
  'requested_proof': {
  - 'revealed_attributes': {
  + 'revealed_attrs': {
  'attr1_referent': {'sub_proof_index': 0, 'raw':'123-45-6789', 'encoded':'3124141231422543541'},
  'attr1_referent': {'sub_proof_index': 1, 'raw':'Alice', 'encoded':'245712572474217942457235975012103335'},
  'attr1_referent': {'sub_proof_index': 1, 'raw':'Garcia', 'encoded':'312643218496194691632153761283356127'},
  @@ -611,7 +613,7 @@ When **Thrift** inspects the received Proof he will see following structure:
  'unrevealed_attrs': {},
  'predicates': {}
  },
  - 'proof' : [] # Validity Proof that Thrift can check
  + 'proof' : { ... } # Validity Proof that Thrift can check
  'identifiers' : [ # Identifiers of credentials were used for Proof building
  {
  'schema_id': transcript_schema_id,
  @@ -633,7 +635,7 @@ When **Thrift** inspects the received Proof he will see following structure:
  ```python
  # Thrift Agent
  -# Process the proof provided by alice
  +# Process the proof provided by Alice
  await proof.get_proof(connection_to_alice)
  # Check if proof is valid
  