added code to create openids table
added code for adding openid to user data
implemented methods to add openid to user account, verify and login with openid
	modified:   include/class.user.php
	modified:   manageuser.php
	modified:   templates/standard/css/style_form.css
	modified:   templates/standard/edituserform.tpl
	modified:   templates/standard/login.tpl
	modified:   templates/standard/userprofile.tpl
added image for login-page
fixed typo
added global  to openidlogin method, replaced an old mysql_query. openid login now works.
added commentation
Merge remote branch 'upstream/master'

Conflicts:
	install.php
re-added code for openids-table creation
Merge remote branch 'upstream/master'
letzten Stand aus dem Genesis-Repo in meinen Branch gemischt
noch ein paar kleine Änderungen wegen des OpenId-Logins vorgenommen
Möglichkeit hinzugefügt, die openid gleich über die URL anzugeben
Kleine Änderung an der login-Prozedur: OpenID-Provider geben manchmal Daten per GET zurück, entsprechend musste die Forward-URL angepasst werden
merged from upstream
changed edit call to store openid if given
Merge branch 'master' of https://github.com/philippK-de/Collabtive into OpenID

Conflicts:
	update.php