DOC: Prepare changelog for new version (#48)

Author: ShimmerGlass

CHANGELOG.md

@@ -1,12 +1,23 @@
-## UNRELEASED
+## v0.2.0 (2020-05-06)
 
 FEATURES:
 
+- Add appname_header option - #41
+- Add enable_forwardfor option - #40
+- Add support for "mode tcp" - #16
+- Check dataplaneapi and haproxy binaries - #31
+
 IMPROVEMENTS:
 
+- Update go min version to 1.13 - #43
+- Update Consul APIs to 1.4.0 and Consul to 1.7.2 - #28
+- Added version in build - #24
+- Plug in logs from Consul client - #18
+- Perform state diff to configure haproxy: avoid config desync and better backend server handling
+
 BUGFIXES:
 
-* Properly detect when helper processes are not in the `$PATH` (eg: dataplaneapi or haproxy) - #21
+- Properly detect when helper processes are not in the `$PATH` (eg: dataplaneapi or haproxy) - #21
 
 ## v0.1.9 (2019-09-25)