[elpa] externals/csharp-mode 7cb8d05 288/459: Update CI settings:

[ELPA Syncer]

branch: externals/csharp-mode
commit 7cb8d0537a4e9c8a49714dae03948693abf6285b
Author: Jostein Kjønigsen <jostein@kjonigsen.net>
Commit: Jostein Kjønigsen <jostein@kjonigsen.net>

    Update CI settings:
    
    - Add Emacs 27.1 to list of supported versions.
    - Allow failure on Emacs versions older than 26.1
---
 .travis.yml | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 48366bb..37c3d08 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,3 +1,4 @@
+dist: xenial
 language: generic
 sudo: false
 before_install:
@@ -14,11 +15,17 @@ env:
   - EVM_EMACS=emacs-26.1-travis-linux-xenial
   - EVM_EMACS=emacs-26.2-travis-linux-xenial
   - EVM_EMACS=emacs-26.3-travis-linux-xenial
+  - EVM_EMACS=emacs-27.1-travis-linux-xenial
   - EVM_EMACS=emacs-git-snapshot-travis-linux-xenial
 
 matrix:
   allow_failures:
     - env: EVM_EMACS=emacs-git-snapshot-travis-linux-xenial
+    - env: EVM_EMACS=emacs-24.4-travis
+    - env: EVM_EMACS=emacs-24.5-travis
+    - env: EVM_EMACS=emacs-25.1-travis
+    - env: EVM_EMACS=emacs-25.2-travis
+    - env: EVM_EMACS=emacs-25.3-travis
 
 script:
   - emacs --version