Updated Yubico client library to fix signature validation failure
Enabled Share login with a key by default
OTP is validated first then the username and password are checked. Added a check to make sure the user owns the device when logging in via Share
Merge branch 'master' into alf-login

Resolved conflict:
	src/eu/webteq/web/bean/YubikeyLoginBean.java
Removed old Yubico client library