- package desktop.cloud in main module replaced with desktopcloud
- exceptions introduced into DAO constructor
- classes are moved into separate packages in database-api module
- FileUtils.java and LogUtils.java moved into separate utils module as they are used in main and database-api modules
- enabling logging for DB
- <source> and <target> versions are set to 1.7 as maven-compiler-plugin:3.1 does not support 1.8