Updated version and removed travis

.travis.yml

@@ -1,29 +0,0 @@
-dist: bionic
-language: php
-php:
-  - '7.2'
-  - '7.3'
-
-services:
-  - mysql
-
-cache:
-  directories:
-    - $HOME/.composer/cache
-
-before_script:
-  - mysql -u root -e 'create database `bookstack-test`;'
-  - mysql -u root -e "CREATE USER 'bookstack-test'@'localhost' IDENTIFIED BY 'bookstack-test';"
-  - mysql -u root -e "GRANT ALL ON \`bookstack-test\`.* TO 'bookstack-test'@'localhost';"
-  - mysql -u root -e "FLUSH PRIVILEGES;"
-  - phpenv config-rm xdebug.ini
-  - composer install --prefer-dist --no-interaction
-  - php artisan clear-compiled -n
-  - php artisan optimize -n
-  - php artisan migrate --force -n --database=mysql_testing
-  - php artisan db:seed --force -n --class=DummyContentSeeder --database=mysql_testing
-
-script: vendor/bin/phpunit --configuration phpunit.xml
-
-after_failure:
-  - cat storage/logs/laravel.log

version

@@ -1 +1 @@
-v0.27-dev
+v0.28-dev