better coding style of xml files
docBlock improvements
Merge pull request #30 from ray176/codingStyle

Coding style
removed unlink
die => not cool
added content management to pageeditform
sort
fix
..
missing whitespace
auto generate alias when input empty
fixed links to content list
removed obsolete code
no nesting
update for rss
put sql changes in update files
signatures in news
updated package.xml
prevent infinite loop
Drain