minor #990 Updated the front-end dependencies (javiereguiluz)

This PR was squashed before being merged into the master branch (closes #990).

Discussion
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Updated the front-end dependencies

Commits
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3e10ec0 Updated the front-end dependencies

Author: javiereguiluz

.travis.yml

@@ -45,4 +45,4 @@ script:
   # this checks that Doctrine's mapping configurations are valid
   - ./bin/console doctrine:schema:validate --skip-sync -vvv --no-interaction
   #  Fail CI if the repo is in a dirty state after building assets
-  - yarn install && yarn build production && git add --all && git diff --staged --shortstat --exit-code
+  - yarn install && yarn encore production && git add --all && git diff --staged --shortstat --exit-code