Add font-lock-regexp-grouping-construct and font-lock-regexp-grouping-backslahs.
less contrast against string face and no red
add ee faces
syslog-mode
Use a less subtle negation char face
Reorder faces alphabetically
Remove obsolete face font-lock-doc-string-face
Add missing docstring
added ecb faces
Add flx face
Font-lock faces improvements

* don't use italics for the core font-lock faces
* use a more subtle face for built-ins
* display in bold the language keywords

This fixes #48.
update flx highlight face
Make ace-jump-face-foreground bold
remove duplicate def + dont use emph for minibuffer prompt
less bold and underlines
org-agenda
a bunch of fixs for the last org-mode push.
and some further fixing of the org agenda fixes
changed org special keyword face to bold again
closes #72