** Removed internallogin plugin
** Removed rest of the internallogin plugin
** Added last login info updating into AbstractAuthenticationStrategy
** Added new authentication status INVALID_CREDENTIALS
** Removed internallogin widget from index.xhtml
** Added missing status to LoginBackingBean status switch
** Added initial version of credentiallogin plugin
** Replaced internallogin widget with credentaillogin widget in
header-right.xhtml
** Added internal authentication strategy plugin