Merge pull request #1042 from lukaszstolarczuk/add-changelog-template

Extend contributing.md to encourage putting major changes to ChangeLog

Author: lukaszstolarczuk

CONTRIBUTING.md

@@ -37,6 +37,9 @@ make cppformat
 
 We take outside code contributions to `libpmemobj-cpp` through GitHub pull requests.
 
+If you add a new feature or fix a critical bug please append appropriate entry
+to ChangeLog under newest release.
+
 **NOTE: If you do decide to implement code changes and contribute them,
 please make sure you agree your contribution can be made available under the
 [BSD-style License used for libpmemobj-cpp](LICENSE).**

ChangeLog

@@ -1,3 +1,16 @@
+XXX Igor Chorążewicz <igor.chorazewicz@intel.com>
+
+	* Version 1.13
+
+	New features:
+	-
+
+	Bug fixes:
+	-
+
+	Other changes:
+	-
+
 Mon Feb 15 2021 Igor Chorążewicz <igor.chorazewicz@intel.com>
 
 	* Version 1.12

doc/RELEASE_STEPS.md

@@ -7,6 +7,7 @@ This document contains all the steps required to make a new release of libpmemob
 Make a release locally:
 - add an entry to ChangeLog, remember to change the day of the week in the release date
   - for major/minor releases mention compatibility with the previous release
+  - for major/minor releases add new ChangeLog template (for $VER+1)
 - echo $VERSION > .version
 - git add .version
 - update project's version in top-level CMakeLists.txt