- added SQLite back end

- reworked graphical representation to use widgets

com.minres.scviewer.database.sqlite/src/com/minres/scviewer/database/sqlite/tables/ScvTxEvent.java

@@ -0,0 +1,31 @@
+package com.minres.scviewer.database.sqlite.tables;
+
+public class ScvTxEvent {
+	public int getTx() {
+		return tx;
+	}
+
+	public void setTx(int tx) {
+		this.tx = tx;
+	}
+
+	public int getType() {
+		return type;
+	}
+
+	public void setType(int type) {
+		this.type = type;
+	}
+
+	public long getTime() {
+		return time;
+	}
+
+	public void setTime(long time) {
+		this.time = time;
+	}
+
+	private int tx;
+	private int type;
+	private long time;
+}