feat: make Sentry optional

- move sentry to PHP dev requirements.
- try...catch Sentry integration in PHP.
- update Makefile:
  - add comments as documentation.
  - remove recursive call from PREV_ENV_FILE target.
  - make dist and sentryrelease ENV variable.
  - add touch target for more efficient rebuilds.
  - add `dist` build ENV functionnality not to include dev-requirements
    in the zip release.

1 files changed, 160 insertions, 159 deletions

diff --git a/composer.lock b/composer.lock
index 7523bfb..032b962 100644
--- a/composer.lock
+++ b/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": "96e0ee3f2bc01b230b311421f62799f9",
+    "content-hash": "e05bfe26b073b9471312ec3c4fdd83fe",
     "packages": [
         {
             "name": "altorouter/altorouter",
@@ -62,6 +62,165 @@
             "time": "2015-11-30T00:47:43+00:00"
         },
         {
+            "name": "jamesmoss/flywheel",
+            "version": "0.5.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/jamesmoss/flywheel.git",
+                "reference": "869eced5f6b7b11599aa96b753e3540054ca85de"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/jamesmoss/flywheel/zipball/869eced5f6b7b11599aa96b753e3540054ca85de",
+                "reference": "869eced5f6b7b11599aa96b753e3540054ca85de",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.2"
+            },
+            "require-dev": {
+                "mikey179/vfsstream": "1.2.0",
+                "mockery/mockery": "dev-master@dev",
+                "mustangostang/spyc": "0.5.*@dev",
+                "phpunit/phpunit": "3.7.*"
+            },
+            "suggest": {
+                "mustangostang/spyc": "You must install this if you're using the YAML or Markdown formatters."
+            },
+            "type": "library",
+            "autoload": {
+                "psr-0": {
+                    "JamesMoss\\Flywheel\\": [
+                        "src/",
+                        "test/"
+                    ]
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "James Moss",
+                    "email": "james@moss.io",
+                    "homepage": "http://moss.io"
+                }
+            ],
+            "description": "A lightweight, flat-file, document database",
+            "homepage": "http://github.com/jamesmoss/flywheel",
+            "keywords": [
+                "db",
+                "document",
+                "file",
+                "flat"
+            ],
+            "time": "2017-01-31T09:48:58+00:00"
+        },
+        {
+            "name": "league/plates",
+            "version": "3.3.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/thephpleague/plates.git",
+                "reference": "b1684b6f127714497a0ef927ce42c0b44b45a8af"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/thephpleague/plates/zipball/b1684b6f127714497a0ef927ce42c0b44b45a8af",
+                "reference": "b1684b6f127714497a0ef927ce42c0b44b45a8af",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^5.3 | ^7.0"
+            },
+            "require-dev": {
+                "mikey179/vfsstream": "^1.4",
+                "phpunit/phpunit": "~4.0",
+                "squizlabs/php_codesniffer": "~1.5"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "3.0-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "League\\Plates\\": "src"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Jonathan Reinink",
+                    "email": "jonathan@reinink.ca",
+                    "role": "Developer"
+                }
+            ],
+            "description": "Plates, the native PHP template system that's fast, easy to use and easy to extend.",
+            "homepage": "http://platesphp.com",
+            "keywords": [
+                "league",
+                "package",
+                "templates",
+                "templating",
+                "views"
+            ],
+            "time": "2016-12-28T00:14:17+00:00"
+        },
+        {
+            "name": "michelf/php-markdown",
+            "version": "1.8.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/michelf/php-markdown.git",
+                "reference": "01ab082b355bf188d907b9929cd99b2923053495"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/michelf/php-markdown/zipball/01ab082b355bf188d907b9929cd99b2923053495",
+                "reference": "01ab082b355bf188d907b9929cd99b2923053495",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.0"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Michelf\\": "Michelf/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Michel Fortin",
+                    "email": "michel.fortin@michelf.ca",
+                    "homepage": "https://michelf.ca/",
+                    "role": "Developer"
+                },
+                {
+                    "name": "John Gruber",
+                    "homepage": "https://daringfireball.net/"
+                }
+            ],
+            "description": "PHP Markdown",
+            "homepage": "https://michelf.ca/projects/php-markdown/",
+            "keywords": [
+                "markdown"
+            ],
+            "time": "2018-01-15T00:49:33+00:00"
+        }
+    ],
+    "packages-dev": [
+        {
             "name": "clue/stream-filter",
             "version": "v1.4.1",
             "source": {
@@ -286,62 +445,6 @@
             "time": "2018-07-31T19:32:56+00:00"
         },
         {
-            "name": "jamesmoss/flywheel",
-            "version": "0.5.2",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/jamesmoss/flywheel.git",
-                "reference": "869eced5f6b7b11599aa96b753e3540054ca85de"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/jamesmoss/flywheel/zipball/869eced5f6b7b11599aa96b753e3540054ca85de",
-                "reference": "869eced5f6b7b11599aa96b753e3540054ca85de",
-                "shasum": ""
-            },
-            "require": {
-                "php": ">=5.3.2"
-            },
-            "require-dev": {
-                "mikey179/vfsstream": "1.2.0",
-                "mockery/mockery": "dev-master@dev",
-                "mustangostang/spyc": "0.5.*@dev",
-                "phpunit/phpunit": "3.7.*"
-            },
-            "suggest": {
-                "mustangostang/spyc": "You must install this if you're using the YAML or Markdown formatters."
-            },
-            "type": "library",
-            "autoload": {
-                "psr-0": {
-                    "JamesMoss\\Flywheel\\": [
-                        "src/",
-                        "test/"
-                    ]
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "authors": [
-                {
-                    "name": "James Moss",
-                    "email": "james@moss.io",
-                    "homepage": "http://moss.io"
-                }
-            ],
-            "description": "A lightweight, flat-file, document database",
-            "homepage": "http://github.com/jamesmoss/flywheel",
-            "keywords": [
-                "db",
-                "document",
-                "file",
-                "flat"
-            ],
-            "time": "2017-01-31T09:48:58+00:00"
-        },
-        {
             "name": "jean85/pretty-package-versions",
             "version": "1.2",
             "source": {
@@ -393,107 +496,6 @@
             "time": "2018-06-13T13:22:40+00:00"
         },
         {
-            "name": "league/plates",
-            "version": "3.3.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/thephpleague/plates.git",
-                "reference": "b1684b6f127714497a0ef927ce42c0b44b45a8af"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/thephpleague/plates/zipball/b1684b6f127714497a0ef927ce42c0b44b45a8af",
-                "reference": "b1684b6f127714497a0ef927ce42c0b44b45a8af",
-                "shasum": ""
-            },
-            "require": {
-                "php": "^5.3 | ^7.0"
-            },
-            "require-dev": {
-                "mikey179/vfsstream": "^1.4",
-                "phpunit/phpunit": "~4.0",
-                "squizlabs/php_codesniffer": "~1.5"
-            },
-            "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "3.0-dev"
-                }
-            },
-            "autoload": {
-                "psr-4": {
-                    "League\\Plates\\": "src"
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "authors": [
-                {
-                    "name": "Jonathan Reinink",
-                    "email": "jonathan@reinink.ca",
-                    "role": "Developer"
-                }
-            ],
-            "description": "Plates, the native PHP template system that's fast, easy to use and easy to extend.",
-            "homepage": "http://platesphp.com",
-            "keywords": [
-                "league",
-                "package",
-                "templates",
-                "templating",
-                "views"
-            ],
-            "time": "2016-12-28T00:14:17+00:00"
-        },
-        {
-            "name": "michelf/php-markdown",
-            "version": "1.8.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/michelf/php-markdown.git",
-                "reference": "01ab082b355bf188d907b9929cd99b2923053495"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/michelf/php-markdown/zipball/01ab082b355bf188d907b9929cd99b2923053495",
-                "reference": "01ab082b355bf188d907b9929cd99b2923053495",
-                "shasum": ""
-            },
-            "require": {
-                "php": ">=5.3.0"
-            },
-            "type": "library",
-            "autoload": {
-                "psr-4": {
-                    "Michelf\\": "Michelf/"
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "BSD-3-Clause"
-            ],
-            "authors": [
-                {
-                    "name": "Michel Fortin",
-                    "email": "michel.fortin@michelf.ca",
-                    "homepage": "https://michelf.ca/",
-                    "role": "Developer"
-                },
-                {
-                    "name": "John Gruber",
-                    "homepage": "https://daringfireball.net/"
-                }
-            ],
-            "description": "PHP Markdown",
-            "homepage": "https://michelf.ca/projects/php-markdown/",
-            "keywords": [
-                "markdown"
-            ],
-            "time": "2018-01-15T00:49:33+00:00"
-        },
-        {
             "name": "ocramius/package-versions",
             "version": "1.4.0",
             "source": {
@@ -1583,7 +1585,6 @@
             "time": "2019-10-10T17:38:20+00:00"
         }
     ],
-    "packages-dev": [],
     "aliases": [],
     "minimum-stability": "stable",
     "stability-flags": [],