2017-05-11  Natalia Portillo  <claunia@claunia.com>

	* Workers.cs:
	  Use DotNetZip to test for ZIP file.

2017-05-11  Natalia Portillo  <claunia@claunia.com>

	* Workers.cs:
	  Correct detection of which ZIP files must be copied and
	  which ones must be recompressed.

2017-05-11  Natalia Portillo  <claunia@claunia.com>

	* Workers.cs:
	  Correct progress bar on compression.

2017-05-10  Natalia Portillo  <claunia@claunia.com>

	* Context.cs:
	* Workers.cs:
	* DicWorkers.cs:
	* osrepodbmgr.Core.csproj:
	  Refactor: Rename Core.Core to Core.Workers

2017-05-10  Natalia Portillo  <claunia@claunia.com>

	* Core.cs:
	* DBOps.cs:
	* SQLite.cs:
	* DBCore.cs:
	* Schema.cs:
	* DicCore.cs:
	* Context.cs:
	* Settings.cs:
	* Checksum.cs:
	* DetectOS.cs:
	* PlatformID.cs:
	* PluginBase.cs:
	* packages.config:
	* DetectImageFormat.cs:
	* osrepodbmgr.Core.csproj:
	* Properties/AssemblyInfo.cs:
	  Refactor: Separate engine code from GUI.