+--- XXXX XXXX/XX/XX
+
+New zebraidx command: clean - removes temporary shadow files.
+
+Fixed bug in ISAM system. Occurred rarely during register updates.
+
+Logging during index merge phase is improved. The remaining running
+time is estimated.
+
+Temporary files generated by zebraidx are removed after each run.
+
Bug fix: Dictionary didn't handle 8-bit characters correctly; was obvious
when doing scan operations in dictionares with european characters.