FED-24: Fix tests to include version in endpoint paths.
FED-93: No subscribers no polling

Avoid polling the server if there are no subscribers.
Merge pull request #20 from janrain/fix_endpoint_path_tests

FED-24: Fix tests to include version in endpoint paths.
FED-106 Backplane2 /messages call always throws ParseException when "since" parameter not supplied
Check to make sure the since parameter isn't blank -- null, empty string, or whitespace
Merge pull request #22 from janrain/steven/FED106_ParseException_blank_since_parameter
Add explicit invocation type; inferred after sun jdk 1.6.0_26, but not in 1.6.0_24.
Merge pull request #21 from geokat/fed-93-no-subscribers-no-polling

FED-93: No subscribers no polling
fixed initialization problem with client side JS

FED-110
Merge pull request #24 from traney/master

Fixed initialization flag for client side JS library
FED-115: Fix deserialization speed of legacy object stream classes by performing the lookups only once (instead on each deserialization run).