Author : Daniel Szasz
Email : danysz@gmail.com

Improvments to JvLog component

1. Added file : JvLogClasses.pas
- Includes basic functions and the classes used in JvLog.
2. Added Icons in "images" directory
3. Changes :
3.1 JvLogForm
3.1.1 Possibility to change the icon of the form
3.1.2 Add column "Severity"
3.1.3 Add icon to select which log entries are shown.
3.1.4 The list of the LogRecords is managed inside the form.
3.2 JvLogFile
3.2.1 Change the ShowLog to pass the Icon for the form
3.2.2 Add Severity options