Adding code for storing and retrieving retrieved sensor values.
Updating sensorServer and sensorLibrary to use log4j 2.0
Adding sqlite code for storing sensor readings and updating logging to use log4j 2.0
Adding logic for properly storing and retrieving timestamps from the DB; fixing some DAO bugs; adding some exception handling
Preventing negative wait times
Walking through John's changes
Merge remote-tracking branch 'johnBrock/production' into v0.0.2.candidate
Beginning to add support for Weka's linear regression.
Added JUnit tests for SensorReadingsDAO. Added comments to public methods of SensorReadingsDAO.
Completing unit tests for SensorReadingsDAO.
Adding unit tests for linear regression model. Fixes to DAO unit tests.
SensorReadingsDAOTest now uses a special test database instead of the normally named database.
Fixing some bugs in unit tests.
Fixing timestamps not being stored in the DB in UTC.
New abstract ModelWeka class to hold common code for Weka-based models.
Adding support for categorical values.
Replacing use of WekaAttributeTypeValuePair with use of generics. Beginning framework for categorical values.
The CNode now runs continuously. Every time a set of sensor readings is retrieved, a prediction is made for all observations in the DB using the latest model.
Fixed retrieval of sensor readings from the DB.
Fixing test for linear regression prediction.