routerconsole: type arguments, unused imports

.../java/src/net/i2p/router/update/ConsoleUpdateManager.java

...rconsole/java/src/net/i2p/router/update/DummyHandler.java

...erconsole/java/src/net/i2p/router/update/NewsFetcher.java

...erconsole/java/src/net/i2p/router/update/NewsHandler.java

...console/java/src/net/i2p/router/update/NewsTimerTask.java

...e/java/src/net/i2p/router/update/PluginUpdateChecker.java

...le/java/src/net/i2p/router/update/PluginUpdateRunner.java

...java/src/net/i2p/router/update/UnsignedUpdateChecker.java

...java/src/net/i2p/router/update/UnsignedUpdateHandler.java

.../java/src/net/i2p/router/update/UnsignedUpdateRunner.java

...rconsole/java/src/net/i2p/router/update/UpdateRunner.java

...rconsole/java/src/net/i2p/router/web/BanlistRenderer.java

.../routerconsole/java/src/net/i2p/router/web/CSSHelper.java

...le/java/src/net/i2p/router/web/ConfigAdvancedHandler.java

...ole/java/src/net/i2p/router/web/ConfigAdvancedHelper.java

...ole/java/src/net/i2p/router/web/ConfigClientsHandler.java

...sole/java/src/net/i2p/router/web/ConfigClientsHelper.java

...onsole/java/src/net/i2p/router/web/ConfigHomeHandler.java

...sole/java/src/net/i2p/router/web/ConfigLoggingHelper.java

...console/java/src/net/i2p/router/web/ConfigNetHandler.java