Update version to 0.10

Modify markdown faces

To make them consistent with org faces

Update version (0.8)

Update version (0.7)

Update version (0.6) and package commentary

Update version (0.5) and package description

Update version (0.4) and package commentary

Update version (0.3) and package commentary

Add description of configuring faces.
Remove "Last-Updated" header as it is bad for version controlled files.

Update README

Update screenshots, add description of default vs themed faces.