PHRAS-2189 report v2 master (#2742)

move code to services
added "download" report
change services to factory
added excel lib
added prod/report routes (download)
cleanup api routes
add : allow anonymized (user, fonction, societe... are "-")
removed : xls support (memory eating lib) in favor of xlsx
add : report download only on "document" and "preview" subdef classes
cs : report factory
add : restored "site" filter (see todos in src)
remove debug, cs

todo : doc

composer.lock

@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "content-hash": "27b7c5232802fb93dcf5dc79141df96f",
+    "content-hash": "253990d4c81f9ae5f78c6c1221d6cf29",
     "packages": [
         {
             "name": "alchemy-fr/tcpdf-clone",
@@ -1024,6 +1024,74 @@
             ],
             "time": "2015-09-28T16:26:35+00:00"
         },
+        {
+            "name": "box/spout",
+            "version": "v2.7.3",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/box/spout.git",
+                "reference": "3681a3421a868ab9a65da156c554f756541f452b"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/box/spout/zipball/3681a3421a868ab9a65da156c554f756541f452b",
+                "reference": "3681a3421a868ab9a65da156c554f756541f452b",
+                "shasum": ""
+            },
+            "require": {
+                "ext-xmlreader": "*",
+                "ext-zip": "*",
+                "php": ">=5.4.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^4.8.0"
+            },
+            "suggest": {
+                "ext-iconv": "To handle non UTF-8 CSV files (if \"php-intl\" is not already installed or is too limited)",
+                "ext-intl": "To handle non UTF-8 CSV files (if \"iconv\" is not already installed)"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "2.8.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Box\\Spout\\": "src/Spout"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "Apache-2.0"
+            ],
+            "authors": [
+                {
+                    "name": "Adrien Loison",
+                    "email": "adrien@box.com"
+                }
+            ],
+            "description": "PHP Library to read and write spreadsheet files (CSV, XLSX and ODS), in a fast and scalable way",
+            "homepage": "https://www.github.com/box/spout",
+            "keywords": [
+                "OOXML",
+                "csv",
+                "excel",
+                "memory",
+                "odf",
+                "ods",
+                "office",
+                "open",
+                "php",
+                "read",
+                "scale",
+                "spreadsheet",
+                "stream",
+                "write",
+                "xlsx"
+            ],
+            "time": "2017-09-25T19:44:35+00:00"
+        },
         {
             "name": "cocur/slugify",
             "version": "v2.3",