ffmpeg and youtube-dl should be dev dependencies as they can be installed from elsewhere

.travis.yml

@@ -1,6 +1,6 @@
 language: php
 install:
-    - composer install --no-dev
+    - composer install
 before_install:
     - composer selfupdate
 after_success:

composer.json

@@ -6,20 +6,20 @@
   "type": "project",
   "require": {
     "smarty/smarty": "~3.1.29",
-    "rg3/youtube-dl": "~2016.09.08",
     "slim/slim": "~3.5.0",
     "mathmarques/smarty-view": "~1.1.0",
     "symfony/yaml": "~3.1.0",
     "symfony/process": "~3.1.0",
     "ptachoire/process-builder-chain": "~1.2.0",
-    "ffmpeg/ffmpeg": "dev-release",
     "rudloff/smarty-plugin-noscheme": "~0.1.0",
     "rudloff/rtmpdump-bin": "~2.3"
   },
   "require-dev": {
     "symfony/var-dumper": "~3.1.0",
     "squizlabs/php_codesniffer": "~2.7.0",
-    "phpunit/phpunit": "~5.5.2"
+    "phpunit/phpunit": "~5.5.2",
+    "ffmpeg/ffmpeg": "dev-release",
+    "rg3/youtube-dl": "~2016.09.08"
   },
   "extra": {
     "paas": {

composer.lock

@@ -4,8 +4,8 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "hash": "02cf80c6d4373a564269fea77fcd50a5",
-    "content-hash": "efbcfe87c3855d9559551638e85519f3",
+    "hash": "186f884cc6378240af71c2f966772e91",
+    "content-hash": "f247f0e474ec96305a224fdce94e0dae",
     "packages": [
         {
             "name": "container-interop/container-interop",
@@ -34,20 +34,6 @@
             "description": "Promoting the interoperability of container objects (DIC, SL, etc.)",
             "time": "2014-12-30 15:22:37"
         },
-        {
-            "name": "ffmpeg/ffmpeg",
-            "version": "dev-release",
-            "dist": {
-                "type": "xz",
-                "url": "http://johnvansickle.com/ffmpeg/releases/ffmpeg-release-64bit-static.tar.xz",
-                "reference": null,
-                "shasum": null
-            },
-            "bin": [
-                "ffmpeg"
-            ],
-            "type": "library"
-        },
         {
             "name": "jeremykendall/php-domain-parser",
             "version": "3.0.0",
@@ -399,16 +385,6 @@
             "description": "Add ability to chain symfony processes",
             "time": "2016-04-10 08:33:20"
         },
-        {
-            "name": "rg3/youtube-dl",
-            "version": "2016.09.08",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/rg3/youtube-dl.git",
-                "reference": "2016.09.08"
-            },
-            "type": "library"
-        },
         {
             "name": "rudloff/rtmpdump-bin",
             "version": "2.3",
@@ -757,6 +733,20 @@
             ],
             "time": "2015-06-14 21:17:01"
         },
+        {
+            "name": "ffmpeg/ffmpeg",
+            "version": "dev-release",
+            "dist": {
+                "type": "xz",
+                "url": "http://johnvansickle.com/ffmpeg/releases/ffmpeg-release-64bit-static.tar.xz",
+                "reference": null,
+                "shasum": null
+            },
+            "bin": [
+                "ffmpeg"
+            ],
+            "type": "library"
+        },
         {
             "name": "myclabs/deep-copy",
             "version": "1.5.4",
@@ -1393,6 +1383,16 @@
             ],
             "time": "2016-10-09 07:01:45"
         },
+        {
+            "name": "rg3/youtube-dl",
+            "version": "2016.09.08",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/rg3/youtube-dl.git",
+                "reference": "2016.09.08"
+            },
+            "type": "library"
+        },
         {
             "name": "sebastian/code-unit-reverse-lookup",
             "version": "1.0.0",