Use local parent short-cut variable.
Try un-prefixed name before various prefixes, to prevent console warnings.
Move isRoot parameter last in SVGImport code.
Prevent double-application of styles when importing #document SVG nodes.

Closes #509.
Introduce isRoot argument in SVGExport code as well, to make sure that top-most node holds all the style information.

Relates to #509
Support PaperScript code with only one line and no breaks.
Move 'data-paper-scope' attribute handling out of PaperScope into browser related code in PaperScript.

Closes #508
Change canvas size in SVG Gradient example.
Remove debug echo in publish script.
Bump version to v0.9.19
Update version handling and comments in options.js
Remove __options.stats and load Stats library automatically only when in dev mode on the browser.
Fix some whitespaces.
Replace tabs with 4 white-spaces.
Fix wrong __options comments.
Bring back executable flag for shell scripts.
Convert spaces back to tabs in the end of build.sh
Fix incompatibility with jsdom 1.0.0-pre.1

Closes #513
Restructure includes.
Bring back support for paper.setup('id') again, and document it properly.

Closes #510.