Small changes
DbTester.java, DbTester2.java:
-increased number of iterations since database write bug occurs randomly

Local.java:
-added sendCommand() after main loop to turn off all LEDs in array

XmlTest.java:
-changed name of sensor

Log.java:
-writeLog() now synchronized.  Should fix bug where EvictingQueue could not remove head element

MessageCenter.java:
-no new code, only moving methods to be in access order

SimpleHttpServer.java:
-decreased wait time when saving preferences

index.css:
-widgets should now float to fill horzontal space

main.js:
-increased frequency of log updates

echo.ino:
-restoring to a previous state.