Normalize travis configuration

Uses techniques from other more recently update repositories with
regards to installing legacy dependencies, running scripts, etc.

.travis.yml

@@ -2,27 +2,14 @@ sudo: false
 
 language: php
 
-branches:
-  except:
-    - /^release-.*$/
-    - /^ghgfk-.*$/
-
 cache:
   directories:
     - $HOME/.composer/cache
-    - $HOME/.local
-    - zf-mkdoc-theme
 
 env:
   global:
     - COMPOSER_ARGS="--no-interaction"
     - COVERAGE_DEPS="php-coveralls/php-coveralls"
-    - LEGACY_DEPS="phpunit/phpunit"
-    - SITE_URL: https://zendframework.github.io/zend-uri
-    - GH_USER_NAME: "Matthew Weier O'Phinney"
-    - GH_USER_EMAIL: matthew@weierophinney.net
-    - GH_REF: github.com/zendframework/zend-uri.git
-    - secure: "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"
 
 matrix:
   include:
@@ -32,8 +19,7 @@ matrix:
     - php: 5.6
       env:
         - DEPS=locked
-        - DEPLOY_DOCS="$(if [[ $TRAVIS_BRANCH == 'master' && $TRAVIS_PULL_REQUEST == 'false' ]]; then echo -n 'true' ; else echo -n 'false' ; fi)"
-        - PATH="$HOME/.local/bin:$PATH"
+        - LEGACY_DEPS="phpunit/phpunit"
     - php: 5.6
       env:
         - DEPS=latest
@@ -59,29 +45,23 @@ matrix:
         - DEPS=latest
 
 notifications:
-  irc: "irc.freenode.org#zftalk.dev"
   email: false
 
 before_install:
   - if [[ $TEST_COVERAGE != 'true' ]]; then phpenv config-rm xdebug.ini ; fi
 
 install:
   - travis_retry composer install $COMPOSER_ARGS --ignore-platform-reqs
-  - if [[ $TRAVIS_PHP_VERSION =~ ^5.6 ]]; then travis_retry composer update $COMPOSER_ARGS --with-dependencies $LEGACY_DEPS ; fi
+  - if [[ $LEGACY_DEPS != '' ]]; then travis_retry composer update $COMPOSER_ARGS --with-dependencies $LEGACY_DEPS ; fi
   - if [[ $DEPS == 'latest' ]]; then travis_retry composer update $COMPOSER_ARGS ; fi
   - if [[ $DEPS == 'lowest' ]]; then travis_retry composer update --prefer-lowest --prefer-stable $COMPOSER_ARGS ; fi
   - if [[ $TEST_COVERAGE == 'true' ]]; then travis_retry composer require --dev $COMPOSER_ARGS $COVERAGE_DEPS ; fi
-  - stty cols 120
-  - COLUMNS=120 composer show
+  - stty cols 120 && composer show
 
 script:
-  - if [[ $TEST_COVERAGE == 'true' ]]; then ./vendor/bin/phpunit --coverage-clover clover.xml ; fi
-  - if [[ $TEST_COVERAGE != 'true' ]]; then ./vendor/bin/phpunit ; fi
-  - if [[ $CHECK_CS == 'true' ]]; then ./vendor/bin/php-cs-fixer fix -v --diff --dry-run ; fi
-  - if [[ $DEPLOY_DOCS == "true" && "$TRAVIS_TEST_RESULT" == "0" ]]; then wget -O theme-installer.sh "https://raw.githubusercontent.com/zendframework/zf-mkdoc-theme/master/theme-installer.sh" ; chmod 755 theme-installer.sh ; ./theme-installer.sh ; fi
-
-after_success:
-  - if [[ $DEPLOY_DOCS == "true" ]]; then echo "Preparing to build and deploy documentation" ; ./zf-mkdoc-theme/deploy.sh ; echo "Completed deploying documentation" ; fi
+  - if [[ $TEST_COVERAGE == 'true' ]]; then composer test-coverage ; fi
+  - if [[ $TEST_COVERAGE != 'true' ]]; then composer test ; fi
+  - if [[ $CHECK_CS == 'true' ]]; then composer cs-check ; fi
 
 after_script:
   - if [[ $TEST_COVERAGE == 'true' ]]; then travis_retry php ./vendor/bin/php-coveralls ; fi