Remove Travis CI support

.travis.yml

@@ -1,18 +0,0 @@
-dist: bionic
-
-before_install:
-  - sudo apt update
-  - sudo apt install texlive-full rubber pandoc
-
-script:
-  - make
-
-deploy:
-  provider: releases
-  api_key:
-    secure: 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
-  file_glob: true
-  file: faif-2.0-v*
-  skip_cleanup: true
-  on:
-    tags: true

README.md

@@ -1,6 +1,3 @@
-[![Build Status](https://travis-ci.com/jollheef/free-as-in-freedom-v2-ru.svg?branch=primary)](https://travis-ci.com/jollheef/free-as-in-freedom-v2-ru)
-[![Donate](https://img.shields.io/badge/Donate-BitCoin-green.svg)](https://blockchair.com/bitcoin/address/bc1q23fyuq7kmngrgqgp6yq9hk8a5q460f39m8nv87)
-
 # [Ричард Столлман и революция свободного программного обеспечения](https://code.dumpstack.io/etc/free-as-in-freedom-v2-ru)
 
 Русский перевод второго издания [Free as in Freedom: Richard Stallman's Crusade for Free Software](https://www.fsf.org/faif/).