diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 0000000..0048ee8
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,13 @@
+# https://editorconfig.org
+root = true
+
+[*]
+charset = utf-8
+indent_size = 2
+indent_style = space
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.md]
+indent_size = 4
+trim_trailing_whitespace = false
diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..2160a45
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,18 @@
+* text=auto
+
+.* text
+.semver text eol=lf
+
+*.info text
+*.json text
+*.md text
+*.neon text
+*.php text diff=php
+*.txt text
+*.xml text
+*.yml text
+
+*.ico binary
+*.jpg binary
+*.pdf binary
+*.png binary
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..cf635e9
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,15 @@
+/.*/
+!/.vscode/
+
+/build/
+/doc/api/
+/var/
+/vendor/
+/web/
+
+/*.code-workspace
+/*.iml
+/**/.DS_Store
+/composer.lock
+/doc/about/changelog.md
+/doc/about/license.md
diff --git a/.semver b/.semver
new file mode 100644
index 0000000..83edf5b
--- /dev/null
+++ b/.semver
@@ -0,0 +1,6 @@
+---
+:major: 0
+:minor: 1
+:patch: 0
+:special: ''
+:metadata: ''
diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..1061e39
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,9 @@
+dist: trusty
+language: php
+notifications: {email: false}
+php: '7.2'
+sudo: false
+
+install: composer install --no-interaction
+script: composer test
+after_success: composer coverage
diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..f41c398
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,7 @@
+{
+  "editor.insertSpaces": true,
+  "editor.tabSize": 2,
+  "files.encoding": "utf8",
+  "files.insertFinalNewline": true,
+  "files.trimFinalNewlines": true
+}
diff --git a/.vscode/tasks.json b/.vscode/tasks.json
new file mode 100644
index 0000000..f8c7f02
--- /dev/null
+++ b/.vscode/tasks.json
@@ -0,0 +1,36 @@
+{
+  "version": "2.0.0",
+  "tasks": [
+    {
+      "command": "robo clean",
+      "label": "robo : clean",
+      "problemMatcher": [],
+      "type": "shell"
+    },
+    {
+      "command": "robo doc",
+      "label": "robo : doc",
+      "problemMatcher": [],
+      "type": "shell"
+    },
+    {
+      "command": "robo lint",
+      "label": "robo : lint",
+      "problemMatcher": [],
+      "type": "shell"
+    },
+    {
+      "command": "robo test",
+      "group": {"isDefault": true, "kind": "build"},
+      "label": "robo : test",
+      "problemMatcher": [],
+      "type": "shell"
+    },
+    {
+      "command": "robo upgrade",
+      "label": "robo : upgrade",
+      "problemMatcher": [],
+      "type": "shell"
+    }
+  ]
+}
diff --git a/var/.gitkeep b/var/.gitkeep
new file mode 100644
index 0000000..e69de29