Added release notes to the doc (#220)

* Added all release notes

docs/modules/ROOT/nav.adoc

@@ -25,4 +25,6 @@
 * xref:keyboard-shortcuts.adoc[]
 
 .Release Notes
-* xref:release-notes.adoc[5.2.0]
+* xref:release-notes-5.3.0-BETA-1.adoc[5.3.0-BETA-1]
+* xref:release-notes-5.2.1.adoc[5.2.1]
+* xref:release-notes-5.2.0.adoc[5.2.0]

docs/modules/ROOT/pages/release-notes.adoc → docs/modules/ROOT/pages/release-notes-5.2.0.adoc

@@ -1,4 +1,4 @@
-= 5.2 Release Notes
+= 5.2.0 Release Notes
 
 == New Features
 

docs/modules/ROOT/pages/release-notes-5.2.1.adoc

@@ -0,0 +1,16 @@
+= 5.2.1 Release Notes
+
+== Changes
+
+* Corrected the --quite flag to --quiet.
+* Uses the experimental NY readline library on Windows by default. That fixes arrow key related issues but disables syntax highlight for SQL
+* Use stderr for unnecessary output.
+
+== Improvements
+* More consistent success messages when a list doesn't have any items.
+* Added support for more compact serialization types.
+
+== Fixes
+* Fixed a race in shell command.
+* Fixed a bug that would cause a panic if the SQL command is interrupted.*
+* Powershell completion is fixed

docs/modules/ROOT/pages/release-notes-5.3.0-BETA-1.adoc

@@ -0,0 +1,16 @@
+= 5.3.0-BETA-1 Release Notes
+
+== New Features
+
+* CLC can now submit Jet jobs and manage job snapshots.
+* Added the following `job` commands:
+** `submit`: Creates a job from the given jar file.
+** `cancel`: Cancels a job.
+** `list`: Lists jobs.
+** `suspend`: Suspends a job.
+** `resume`: Resumes a suspended job.
+** `restart`: Restarts a job.
+** `export-snapshot`: Exports a snapshot for a job. This feature requires a Viridian or Hazelcast Enterprise cluster.
+* Added the following `snapshot` commandS:
+** `list`: Lists the snapshots of a job.
+** `delete`: Deletes a snapshot.