chore: update code management facilities

1. add eslint support
2. add some restrictions on git commit
3. add conventional-changelog for future auto changelog generation
4. update ignores
5. add editor config

.editorconfig

@@ -0,0 +1,29 @@
+# http://editorconfig.org
+root = true
+
+[*]
+indent_style = space
+end_of_line = lf
+indent_size = 2
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+[*.js]
+quote_type = single
+curly_bracket_next_line = true
+indent_brace_style = Allman
+spaces_around_operators = true
+spaces_around_brackets = inside
+continuation_indent_size = 2
+
+[*.html]
+# indent_size = 4
+
+[*{.yml,.yaml,.json}]
+indent_style = space
+indent_size = 2
+
+[.eslintrc]
+indent_style = space
+indent_size = 2

.eslintrc

@@ -0,0 +1,12 @@
+{
+	"extends": "airbnb-base",
+	"rules": {
+		"comma-dangle": 1,
+		"indent": 2,
+		"object-shorthand": 0,
+		"func-names": 0,
+		"max-len": [1, 120, 2],
+		"no-use-before-define": 1,
+		"no-param-reassign": [2, { "props": false }]
+	}
+}

.gitattributes

@@ -0,0 +1,21 @@
+# Automatically normalize line endings for all text-based files
+# http://git-scm.com/docs/gitattributes#_end_of_line_conversion
+* text=auto
+
+# For the following file types, normalize line endings to LF on
+# checkin and prevent conversion to CRLF when they are checked out
+# (this is required in order to prevent newline related issues like,
+# for example, after the build script is run)
+.*      text eol=lf
+*.css   text eol=lf
+*.html  text eol=lf
+*.js    text eol=lf
+*.json  text eol=lf
+*.md    text eol=lf
+*.sh    text eol=lf
+*.txt   text eol=lf
+*.xml   text eol=lf
+
+# Exclude the `.htaccess` file from GitHub's language statistics
+# https://github.com/github/linguist#using-gitattributes
+dist/.htaccess linguist-vendored

.gitignore

@@ -1,7 +1,17 @@
+# Logs
+logs
 *.log*
+npm-debug.log*
+
+# Runtime data
+pids
+*.pid
+*.seed
+
 build
 node_modules
 .bob/
 test/streams/test-*
 .idea
+.vscode
 .DS_Store

.npmignore

@@ -0,0 +1,14 @@
+# Created by .ignore support plugin
+**/.*
+node_modules
+bower_components
+test
+tests
+support
+benchmarks
+examples
+sample
+lib-cov
+coverage.html
+Makefile
+coverage

package.json

@@ -22,7 +22,7 @@
     "node": ">=0.8"
   },
   "scripts": {
-    "pretest": "jshint lib/ test/",
+    "pretest": "echo 'no lint yet'",
     "test": "vows"
   },
   "directories": {
@@ -34,11 +34,43 @@
     "semver": "~4.3.3"
   },
   "devDependencies": {
-    "jshint": "^2.9.2",
+    "conventional-changelog": "^1.1.0",
+    "eslint": "^3.0.0",
+    "eslint-config-airbnb-base": "^4.0.0",
+    "eslint-plugin-import": "^1.5.0",
+    "ghooks": "^1.2.1",
     "sandboxed-module": "0.1.3",
+    "validate-commit-msg": "^2.6.1",
     "vows": "0.7.0"
   },
   "browser": {
     "os": false
+  },
+  "config": {
+    "validate-commit-msg": {
+      "types": [
+        "feat",
+        "fix",
+        "docs",
+        "style",
+        "refactor",
+        "example",
+        "perf",
+        "test",
+        "chore",
+        "revert"
+      ],
+      "warnOnFail": false,
+      "maxSubjectLength": 72,
+      "subjectPattern": ".+",
+      "subjectPatternErrorMsg": "subject does not match subject pattern!",
+      "helpMessage": "\n# allowed type: feat, fix, docs, style, refactor, example, perf, test, chore, revert\n# subject no more than 50 chars\n# a body line no more than 72 chars"
+    },
+    "ghooks": {
+      "//": {
+        "pre-commit": "check code style"
+      },
+      "commit-msg": "validate-commit-msg"
+    }
   }
 }