Avoids process.hrtime for web builds

This is to ultimately will support virtual repositories (without git)

Adds anti-trojan-source eslint rule
Improves typescript config for eslint import

Switches to use new context.extension

Tidies webpack cli output

- Uses html-loader partials (removes ejs)
 - Updates select styling

Helps avoid source map conflicts with other extensions

Changes heatmap colorization for better clarity
Changes blame avatars to be w/ the annotations rather than in the gutter

Updates dependencies