Improving template engine for more flexible theming. Add
cache.expiration.

Add new config: static.frontpage = "true" to enable the static
frontpage.

Use the pagedown extra instead of standard pagedown. Adding
sitemap.category.xml

Add category feature to the core.

Feature to change Sitemap priorities direct with the "config.ini" for
SEO. Additionally this commit adds the "lastmod" tag for posts.

- Set the Sitemap priorities for subtypes (Base, Post, Static, Tag, ...)
within the config.ini
- Values beween 1.0 and 0.0 or "false" to disable a subtype.
- Default priority is 0.5 as fallback. (see functions.php) The default
for "base" (Homepage) is 1.0.
- Disabled subtypes aren't available in the sitemap.xml (index).
- The sitemap for posts now contains the "lastmod" set the the post's
date.

Add new theme blog

This reverts commit 7963ae9854.

Added user password encryption

Add backup feature to the core.

FOr got FB appid

Loading jQuery without using it is stupid. Add options for it.

Improve comments

Add Facebook comments as comment system options.

Add lightbox config.

Add lightbox as an inline image handling.

Add new theme and set the default to when first run.

Improve the teaser

Fix redirection

Add option to limit rss length.

Various improvements

Change config folder for later developments. A few style improvements.