docs: prepare version 0.2.0 release notes

Change-Id: Ie9dd46dc474ff88542192687b2dcb39a4b8e78b0

docs/release-notes-latest.rst

@@ -1 +1 @@
-release-notes/release-notes-0.1.0.rst
+release-notes/release-notes-0.2.0.rst

docs/release-notes/release-notes-0.2.0.rst

@@ -0,0 +1,13 @@
+PSync version 0.2.0
+-------------------
+
+**New features**:
+
+- **breaking change** Compress Sync Data in Full Sync by default (:issue:`5061`, :issue:`4917`)
+- Support various compression schemes for compressing IBF and Sync Data (:issue:`5061`)
+
+**Changes**
+
+- Use constant interest timeout for (discovery) sync Interest in Segment Fetcher (:issue:`4945`)
+- Make default jitter shorter, react to NACK after jitter
+- Use boost::bimap instead of two std::map variables to store hash to prefix matching

docs/releases.rst

@@ -5,4 +5,5 @@ PSync Versions
    :hidden:
    :maxdepth: 1
 
-   release-notes/release-notes-0.1.0
+   release-notes/release-notes-0.2.0
+   release-notes/release-notes-0.1.0