community signature support, unfinished
Merge branch 'development' into MitjaCommunitySign
additional button to test non-XML signing
SignServiceRemote is successfully bound and returns results to the caller.
server URL and notification URL moved to preferences.xml
SignServiceRemote returns appropriate URIs for uploading and downloading documents
indentation, logging
UrlParamName class removed. It contained methods to encode String representations of certificates so they could be used as URL parameters. java.net.URLEncoder is now used instead.