Started adding implementation of client-side functionality.

- Changed ts_api:dispatch_user/3 to return information for the user currently,
  authenticated if a valid session id is presented and no username is presented.
- Moved the generic styling of form > * elements to be specific to .bar > form.
- Added jQuery U 1.8.0.
- Created login dialog that will automatically load upon page load if the user
  is not logged in.
- Added styling for jQuery UI login dialog.
- Implemented login functionality on the client page.
- Implemented functionality to load user and timeline records on the client
  side.

src/ts_api.erl

@@ -74,8 +74,8 @@ dispatch_app(YArg, Session, Params) ->
 
 % -------- Dispatch for /user -------- %
 
-dispatch_user(YArg, _Session, []) ->
-    make_json_404(YArg, [{see_docs, "/ts_api_doc/"}]);
+dispatch_user(YArg, Session, []) ->
+    dispatch_user(YArg, Session, [atom_to_list(Session#ts_api_session.username)]);
 
 dispatch_user(YArg, Session, [H]) ->
     Username = path_element_to_atom(H),
@@ -183,7 +183,7 @@ do_login(YArg) ->
     case {lists:keyfind(username, 1, Fields),
           lists:keyfind(password, 1, Fields)} of
 
-        % username an password found
+        % username and password found
         {{username, UnameField}, {password, Password}} ->
             Username = list_to_atom(UnameField),
 
@@ -210,7 +210,8 @@ do_login(YArg) ->
 do_logout(YArg) ->
     Cookie = (YArg#arg.headers)#headers.cookie,
     CookieVal = yaws_api:find_cookie_val("ts_api_session", Cookie),
-    ts_api_session:logout(CookieVal).
+    ts_api_session:logout(CookieVal),
+    {status, 200}.
 
 get_user_summary(YArg, Username) ->
     case ts_user:lookup(Username) of