CubeNote 0.3.0 beta

• Change License to Apache 2.0.
• Change log4net to NLog.

CubeNote 0.2.0 beta

• Fix bugs in loading and/or saving settings.
• Fix the location of the main window when launching.
• Remove the option to show the CubeNews headline.
• Separate the update checker program.
• Fix to select the .NET Framework 3.5 or 4.5 edition when installing.
• Publish the CubeNote user manual