Change CI flows

restrict builds to only specific branches
use composer without prefer-source

.travis.yml

@@ -7,6 +7,11 @@ php:
   - 5.5
   - 5.6
 
+branches:
+  except:
+    - /^3\..*$/
+    - /^scrutinizer-.*$/
+
 matrix:
   fast_finish: true
 
@@ -30,7 +35,7 @@ before_install:
   - echo "extension=zmq.so" >> ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/travis.ini
   - yes | pecl install imagick
 install:
-  - travis_retry composer install --optimize-autoloader --dev --prefer-source
+  - travis_retry composer install --no-progress --no-interaction --optimize-autoloader
   - travis_retry npm install
 before_script:
   - mysql -e 'CREATE DATABASE update39_test;CREATE DATABASE ab_test;CREATE DATABASE db_test;SET @@global.sql_mode=STRICT_ALL_TABLES;SET @@global.max_allowed_packet=33554432;SET @@global.wait_timeout=999999;'

circle.yml

@@ -19,13 +19,14 @@ dependencies:
   cache_directories:
     - elasticsearch-1.6.0 # relative to the build directory
     - node_modules
+    - ~/.composer
   pre:
     - yes '' | pecl install imagick
     - pecl install json
     - yes '' | pecl install zmq-beta
     - sed -i 's/^\(session.cache_limiter = \).*/\1""/' ~/.phpenv/versions/$(phpenv global)/etc/php.ini
   override:
-    - composer install --prefer-source --no-interaction
+    - composer install --no-progress --no-interaction --optimize-autoloader
   post:
     - npm install
     - if [[ ! -e elasticsearch-1.6.0 ]]; then wget --no-check-certificate https://download.elastic.co/elasticsearch/elasticsearch/elasticsearch-1.6.0.tar.gz && tar -xvf elasticsearch-1.6.0.tar.gz && elasticsearch-1.6.0/bin/plugin install elasticsearch/elasticsearch-analysis-icu/2.6.0; fi