Code Generator for Eclipse Code

Improve the logging stack to provide more compatibility

Added main test

Added a logger factory. This should resolve #35

Refactoring Logging: Made logging method member methods

Refactoring based on the moving of three classes

Move ch.sahits.codegen.core.java.ProjectClassLoaderV2 to ch.sahits.codegen.ui.java.ProjectClassLoaderV2 in the plugin ch.sahits.codegen.ui

Move ch.sahits.codegen.core.util.WorkspaceFragmentProvider to ch.sahits.codegen.ui.util.WorkspaceFragmentProvider in the plugin ch.sahits.codegen.ui

Move ch.sahits.codegen.core.Logging to ch.sahits.codegen.ui.Logging in the plugin ch.sahits.codegen.ui

Added missing JavaDoc

Don't externalise Strings from exceptions