Release notes for v20r11

Release v20r11 for the 2018 incremental restripping

ReleaseNotes/v20r11.md

+2021-07-06 Analysis v20r11
+===
+
+This version uses Phys v25r12, Rec v23r8, Lbcom v22r3, LHCb v44r8, Gaudi v29r5 and LCG_93 with ROOT 6.12.06
+
+This version is released on `2018-patches` branch. It is intended for 2018 incremental stripping (`S34r0p2`), and stripping in 2018 simulation workflows. Builds with gcc62 on centos7.
+
+Built relative to Analysis [v20r10](../-/tags/v20r10), with the following changes:
+
+### Fixes ~"bug fix" ~workaround
+
+- Cherry pick BkgCat fix for 2018-patches, !758 (@masmith)
+
+### Code cleanups and changes to tests ~modernisation ~cleanup ~testing
+
+- Remove CVS/SVN keywords, !801 (@cattanem)
+- Remove Tesla matching tupletool, !755 (@cattanem)
+- Replace savannah bugs by corresponding JIRA tasks (@pkoppenb), !692 (@cattanem)
+- Remove SVN related test and CMakeLists.txt, !642 (@cattanem)
+- Remove Tutorial/Analysis package, !641 (@cattanem)
+
+
+### Documentation ~Documentation
+
+- Replace savannah bugs by corresponding JIRA tasks (@pkoppenb), !692 (@cattanem)
+- Update the release notes template to latest version from master, !672 (@cattanem)
+