Firstname can now be null - Fixes issue #122
birthdate can now be null - Relates to issue #122
birthdate can now be null - Relates to issue #122
Merge branch 'master' of https://github.com/Riball/ionize
Fixed issue with the article_type table not being created due a wrong default value.

BLOB/TEXT column 'description' can't have a default value
Merge branch 'master' of https://github.com/ionize/ionize

Conflicts:
	install/database/database.xml
Filters out empty strings when using explode so the for loop doesn't add an empty value.
Merge pull request #132 from mrksmts/master

Saving an article without tags gives errors in PHP 5.14.7