DevKit updates (#453)

.travis.yml

@@ -36,17 +36,12 @@ matrix:
       env: SYMFONY=4.4.*
     - php: '7.3'
       env: SYMFONY='dev-master as 4.4.x-dev'
-    - php: '7.3'
-      env: SONATA_CORE=3.*
-    - php: '7.3'
-      env: SONATA_CORE='dev-master as 3.x-dev'
     - php: '7.3'
       env: SYMFONY_DEPRECATIONS_HELPER=0
   allow_failures:
     - php: nightly
     - env: SYMFONY_DEPRECATIONS_HELPER=0
     - env: SYMFONY='dev-master as 4.4.x-dev'
-    - env: SONATA_CORE='dev-master as 3.x-dev'
 
 before_install:
   - git remote add upstream ${UPSTREAM_URL} && git fetch --all

.travis/before_install_test.sh

@@ -9,4 +9,3 @@ echo "memory_limit=3072M" >> "$TRAVIS_INI_FILE"
 sed --in-place "s/\"dev-master\":/\"dev-${TRAVIS_COMMIT}\":/" composer.json
 
 if [ "$SYMFONY" != "" ]; then composer require "symfony/symfony:$SYMFONY" --no-update; fi;
-if [ "$SONATA_CORE" != "" ]; then composer require "sonata-project/core-bundle:$SONATA_CORE" --no-update; fi;