Added FindBugs settings.
Added IntelliJ IDEA Checkstyle and code style settings.
I2B2ODMStudyHandlerCMLClient: added fields and code to enable export to database or file.
I2B2ODMStudyHandler: added exportWriter for export to file; added writeExportDataObject method to write data to file.
ODMUtil: added a comment and combined the two if statements in the getTranslatedValue method.