mostly reformatting
add statistics

add statistics from testrun using 90000 5M files in archives of 2000 files
each.
add statistics of long run + retrieval timings
more statistics
add possible error causes
add more possible future features
remove cleaning up temporary directory where not necessary.
more doc
Merge branch 'doc'
add entry about long 10000 files per archive run taking >8h
move files into src directory
add missing whitespace in pack-files.sh
more statistics
add filesize option to SmallFilesTest.sh
SmallFilesTest.sh: improve variable naming
add result of archiving 9k 5M files into 100 file tars
add optimize section
more doc
add write files timing of 90k 1k files in 3 directories.
add test run of 90k 5M files in 90 direcotries.