Update the links to the docs on the site [ECR-3957]:

They will be published under "0.13-rc.2".

Author: dmitry-timofeev

CONTRIBUTING.md

@@ -21,7 +21,7 @@ You need to install the following dependencies:
   * [Maven 3.5+](https://maven.apache.org/download.cgi).
   * [Rust 1.36.0](https://www.rust-lang.org/).
   To install a specific Rust version, use `rustup install 1.36.0` command.
-  * The [system dependencies](https://exonum.com/doc/version/0.12/get-started/install/) of Exonum. 
+  * The [system dependencies](https://exonum.com/doc/version/0.13-rc.2/get-started/install/) of Exonum. 
   You do _not_ need to manually fetch and compile Exonum.
 
   __Important__: It is necessary to install RocksDB
@@ -135,12 +135,12 @@ Run `mvn clean -DcleanRust`.
 The [Exonum Java Binding](exonum-java-binding) project is split into several modules. 
 Here are the main ones:
   * [`core`](exonum-java-binding/core) contains the APIs to define and implement an 
-  [Exonum service](https://exonum.com/doc/version/0.12/get-started/design-overview/#modularity-and-services).
+  [Exonum service](https://exonum.com/doc/version/0.13-rc.2/get-started/design-overview/#modularity-and-services).
   * [`core-native`](exonum-java-binding/core/rust) contains the glue code between Java and Rust.
   * [`app`](exonum-java-binding/core/rust/exonum-java) is an application that runs a node with Java 
   and Rust services.
   * [`common`](exonum-java-binding/common) provides common functionality to Exonum core
-  and light clients: [Exonum proofs](https://exonum.com/doc/version/0.12/get-started/design-overview/#proofs),
+  and light clients: [Exonum proofs](https://exonum.com/doc/version/0.13-rc.2/get-started/design-overview/#proofs),
   hashing and cryptographic operations, serialization support.
   * [`exonum-service-archetype`](exonum-java-binding/service-archetype) implements an archetype
   generating a template project of Exonum Java service. 

README.md

@@ -16,8 +16,8 @@ The following projects are available:
 
 ## Links
 For more information see the relevant documentation on the tool:
-  - [What is Exonum?](https://exonum.com/doc/version/0.12/get-started/what-is-exonum/)
-  - [Roadmap](https://exonum.com/doc/version/0.12/roadmap/)
+  - [What is Exonum?](https://exonum.com/doc/version/0.13-rc.2/get-started/what-is-exonum/)
+  - [Roadmap](https://exonum.com/doc/version/0.13-rc.2/roadmap/)
   - [Contribution Guide](CONTRIBUTING.md)
   - [Code of Conduct](https://github.com/exonum/exonum/blob/master/CODE_OF_CONDUCT.md)
 

exonum-java-binding/README.md

@@ -9,7 +9,7 @@ With Exonum Java Binding you can define stateful Exonum Services in Java,
 configure a network of nodes and run your services in it.
 
 For more information see the relevant documentation on the tool:
-  - [User Guide](https://exonum.com/doc/version/0.12/get-started/java-binding/)
+  - [User Guide](https://exonum.com/doc/version/0.13-rc.2/get-started/java-binding/)
   - [Javadocs](https://exonum.com/doc/api/java-binding/0.8.0/index.html)
   - [Cryptocurrency Example Service](cryptocurrency-demo)
 

exonum-java-binding/app/src/main/java/com/exonum/binding/app/ServiceRuntimeBootstrap.java

@@ -54,7 +54,7 @@ public final class ServiceRuntimeBootstrap {
    * Dependency reference classes used to validate that service artifacts don't contain copies of
    * the classes used in Exonum public APIs and loaded by the application classloader.
    *
-   * @see <a href="https://exonum.com/doc/version/0.12/get-started/java-binding/#using-libraries">Exonum dependencies</a>
+   * @see <a href="https://exonum.com/doc/version/0.13-rc.2/get-started/java-binding/#using-libraries">Exonum dependencies</a>
    */
   public static final ImmutableMap<String, Class<?>> DEPENDENCY_REFERENCE_CLASSES =
       ImmutableMap.<String, Class<?>>builder()

exonum-java-binding/core/src/main/java/com/exonum/binding/core/blockchain/Blockchain.java

@@ -235,7 +235,7 @@ public Block getLastBlock() {
    * Returns the current consensus configuration of the network.
    *
    * @throws IllegalStateException if the "genesis block" was not created
-   * @see <a href="https://exonum.com/doc/version/0.12/architecture/configuration/">Exonum configuration</a> for
+   * @see <a href="https://exonum.com/doc/version/0.13-rc.2/architecture/configuration/">Exonum configuration</a> for
    *     consensus configuration information.
    */
   public Config getConsensusConfiguration() {
@@ -247,7 +247,7 @@ public Config getConsensusConfiguration() {
    * Note that this pool represents the state as of the current snapshot, and its state is volatile
    * even between block commits.
    *
-   * @see <a href="https://exonum.com/doc/version/0.12/advanced/consensus/specification/#pool-of-unconfirmed-transactions">Pool of Unconfirmed Transactions</a>
+   * @see <a href="https://exonum.com/doc/version/0.13-rc.2/advanced/consensus/specification/#pool-of-unconfirmed-transactions">Pool of Unconfirmed Transactions</a>
    */
   public KeySetIndexProxy<HashCode> getTransactionPool() {
     return schema.getTransactionPool();

exonum-java-binding/core/src/main/java/com/exonum/binding/core/blockchain/CoreSchemaProxy.java

@@ -171,7 +171,7 @@ MapIndex<HashCode, TransactionLocation> getTxLocations() {
    * Note that this pool represents the state as of the current snapshot, and its state is volatile
    * even between block commits.
    *
-   * @see <a href="https://exonum.com/doc/version/0.12/advanced/consensus/specification/#pool-of-unconfirmed-transactions">Pool of Unconfirmed Transactions</a>
+   * @see <a href="https://exonum.com/doc/version/0.13-rc.2/advanced/consensus/specification/#pool-of-unconfirmed-transactions">Pool of Unconfirmed Transactions</a>
    */
   KeySetIndexProxy<HashCode> getTransactionPool() {
     return KeySetIndexProxy.newInstance(CoreIndex.TRANSACTIONS_POOL, dbView,

exonum-java-binding/core/src/main/java/com/exonum/binding/core/runtime/ClassLoadingScopeChecker.java

@@ -79,7 +79,7 @@ void checkNoCopiesOfAppClasses(ClassLoader pluginClassloader) {
             + "  2. Does not specify its version (i.e., inherits it "
             + "from exonum-java-binding-bom)%n"
             + "See also: "
-            + "https://exonum.com/doc/version/0.12/get-started/java-binding/#using-libraries",
+            + "https://exonum.com/doc/version/0.13-rc.2/get-started/java-binding/#using-libraries",
         pluginClassloader, libraryCopies);
     throw new IllegalArgumentException(message);
   }

exonum-java-binding/core/src/main/java/com/exonum/binding/core/service/BlockCommittedEvent.java

@@ -27,9 +27,9 @@
 public interface BlockCommittedEvent {
 
   /**
-   * If this node is a <a href="https://exonum.com/doc/version/0.12/glossary/#validator">validator</a>,
+   * If this node is a <a href="https://exonum.com/doc/version/0.13-rc.2/glossary/#validator">validator</a>,
    * returns its identifier.
-   * If this node is an <a href="https://exonum.com/doc/version/0.12/glossary/#auditor">auditor</a>,
+   * If this node is an <a href="https://exonum.com/doc/version/0.13-rc.2/glossary/#auditor">auditor</a>,
    * it will return {@code OptionalInt.empty()}.
    */
   OptionalInt getValidatorId();

exonum-java-binding/core/src/main/java/com/exonum/binding/core/service/Node.java

@@ -34,7 +34,7 @@ public interface Node {
    * the {@linkplain #getPublicKey() node service key}, and then submits it into Exonum network.
    * This node does <em>not</em> execute the transaction immediately, but broadcasts it to all
    * the nodes in the network. Then each node verifies the transaction and, if it is correct,
-   * adds it to the <a href="https://exonum.com/doc/version/0.12/advanced/consensus/specification/#pool-of-unconfirmed-transactions">pool of unconfirmed transactions</a>.
+   * adds it to the <a href="https://exonum.com/doc/version/0.13-rc.2/advanced/consensus/specification/#pool-of-unconfirmed-transactions">pool of unconfirmed transactions</a>.
    * The transaction is executed later asynchronously.
    *
    * <p>Incorrect transactions (e.g., the payload of which cannot be deserialized by the target

exonum-java-binding/core/src/main/java/com/exonum/binding/core/service/Service.java

@@ -94,7 +94,7 @@ default void initialize(Fork fork, Configuration configuration) {
    * @param node a set-up Exonum node, providing an interface to access
    *             the current blockchain state and submit transactions
    * @param router a router responsible for handling requests to this service
-   * @see <a href="https://exonum.com/doc/version/0.12/get-started/java-binding/#external-service-api">
+   * @see <a href="https://exonum.com/doc/version/0.13-rc.2/get-started/java-binding/#external-service-api">
    *   Documentation on service API</a>
    */
   void createPublicApiHandlers(Node node, Router router);