persisted the hex and content preview buttons, show debug info text, …

…added alternate row colors

incorporate bugfixes of PortEx library

File content preview panel works for component tree elements.

Preview panel shows offset as first line
System Look and Feel added

settings menu added

hex is enabled at start

added visualizer in tree, added ability to view and save visualizatio…

…n of PE files

debug, version info and anomalies beautified

updater added