Don't wait the reply timeout in OfflineMessageManager.getMessages(List<String>)
for the last message. We now count the number of messages we want to
retrieve, and don't wait for another message if we have already
received all.
Fix IllegalArgumentException on DNS lookup if XMPP domain is wrong
Fixes the following exception thrown if the user had entered a non-existend XMPP domain:
java.lang.IllegalArgumentException: Must provide at least one InetAddress
at org.jivesoftware.smack.util.dns.HostAddress.<init>(HostAddress.java:55)
at org.jivesoftware.smack.util.dns.DNSResolver.lookupHostAddress(DNSResolver.java: 56)
at org.jivesoftware.smack.util.DNSUtil.resolveDomain(DNSUtil.java:209)
at org.jivesoftware.smack.util.DNSUtil.resolveXMPPServiceDomain(DNSUtil.java:136)
at org.jivesoftware.smack.AbstractXMPPConnection.populateHostAddresses(AbstractXMP PConnection.java:626)
at org.jivesoftware.smack.tcp.XMPPTCPConnection.connectUsingConfiguration(XMPPTCPC onnection.java:556)
at org.jivesoftware.smack.tcp.XMPPTCPConnection.connectInternal(XMPPTCPConnection. java:888)
at org.jivesoftware.smack.AbstractXMPPConnection.connect(AbstractXMPPConnection.ja va:377)
