Align composer.json and .travis.yml with master

This brings back PHPUnit 4 support from #33 and thus support
for the same PHP version range as the Slim 2 framework (>= 5.3).

.travis.yml

@@ -1,12 +1,20 @@
 language: php
 
 php:
+  - 5.3
+  - 5.4
+  - 5.5
   - 5.6
   - 7.0
 
 before_script:
-  - composer install --prefer-source --no-interaction
+  - composer self-update -q
+  - composer install --no-interaction
 
 script:
-  - vendor/bin/phpunit --verbose --coverage-text
+  - vendor/bin/phpunit --verbose --coverage-text --coverage-clover build/logs/clover.xml
   - vendor/bin/phpcs --standard=PSR2 --extensions=php src tests
+
+after_script:
+  - CODECLIMATE_REPO_TOKEN="c64749943f452f321fb2f11676453b71404edd1a36df06ab06c2337d6cbe9980" vendor/bin/test-reporter --stdout > codeclimate.json
+  - "curl -X POST -d @codeclimate.json -H 'Content-Type: application/json' -H 'User-Agent: Code Climate (PHP Test Reporter v0.1.1)' https://codeclimate.com/test_reports"

composer.json

@@ -9,24 +9,25 @@
         {
             "name": "Craig Davis",
             "email": "[email protected]"
-	}, {
-	    "name": "Guillermo A. Fisher",
-	    "homepage": "http://guillermoandraefisher.com"
+        },
+        {
+            "name": "Guillermo A. Fisher",
+            "homepage": "http://guillermoandraefisher.com"
         }
     ],
     "support": {
         "issues": "https://github.com/there4/slim-test-helpers/issues",
         "source": "https://github.com/there4/slim-test-helpers"
     },
-    "minimum-stability": "dev",
     "require": {
         "slim/slim": "2.6.*",
-        "phpunit/phpunit": "5.*",
-        "phpunit/dbunit": "2.*",
+        "phpunit/phpunit": "^4.8|5.*",
+        "phpunit/dbunit": "1.*|2.*",
         "illuminate/database": ">=4.0"
     },
     "require-dev": {
-        "squizlabs/php_codesniffer": "1.*"
+        "squizlabs/php_codesniffer": "2.*",
+        "codeclimate/php-test-reporter": "^0.3"
     },
     "autoload": {
         "psr-0": {
@@ -39,7 +40,8 @@
         }
     },
     "scripts": {
-        "test" : "vendor/bin/phpunit --verbose --coverage-text",
-        "sniff" : "vendor/bin/phpcs --standard=PSR2 --extensions=php src tests"
+        "test": "vendor/bin/phpunit --verbose --coverage-text",
+        "sniff": "vendor/bin/phpcs --standard=PSR2 --extensions=php src tests",
+        "fix": "vendor/bin/phpcbf --standard=PSR2 --extensions=php controllers models routes src tests"
     }
 }