- Linting (HTML): Use double-quotes for attributes, remove redundant type=text/css,

indent/lbs, consistent non-use of HTML namespace, consistent indents, consistent charset
    casing
- Linting (Markdown): Add `.remarkrc`, use proper hierarchical headings, use consistent
    heading format, trailing spaces
- `composer.json`: consistent property spacing
- License: Add `.txt` extension, update copyright date, and reflect type (MIT) in file name
- Credits: Add self
- npm: Add `package.json` (version 3.0.0-alpha.1 for npm release only; just reserving name)

LICENSE-MIT.txt

@@ -0,0 +1,19 @@
+Copyright (c) 2009-2018 by SVG-edit authors (see AUTHORS file)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.