Bump version to next unstable version and update ChangeLog.md

Author: mpilgrem

ChangeLog.md

@@ -4,10 +4,20 @@
 
 Release notes:
 
-**Changes since v2.7.5:**
+**Changes since v2.9.1:**
 
 Major changes:
 
+Behaviour changes:
+
+Other enhancements:
+
+Bug fixes:
+
+## v2.9.1
+
+**Changes since v2.7.5:**
+
 Behavior changes:
 
 * `stack build --coverage` will generate a unified coverage report, even if

package.yaml

@@ -1,5 +1,5 @@
 name: stack
-version: '2.9.0.0'
+version: '2.10.0'
 synopsis: The Haskell Tool Stack
 description: |
   Please see the documentation at <https://docs.haskellstack.org>

stack.cabal

@@ -5,7 +5,7 @@ cabal-version: 2.0
 -- see: https://github.com/sol/hpack
 
 name:           stack
-version:        2.9.0.0
+version:        2.10.0
 synopsis:       The Haskell Tool Stack
 description:    Please see the documentation at <https://docs.haskellstack.org>
                 for usage information.