Changes of ICFP 2004 from #18 to #19

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1.1 A bit Statistic
I let {link:sloccount|http://www.dwheeler.com/sloccount/} run over out code, we produced in the 3 days. Here the results:
{code}
SLOC    Directory       SLOC-by-Language (Sorted)
747     Simulator       haskell=747
677     Phec            haskell=677
440     Frontend        java=438,sh=2
209     top_dir         haskell=187,perl=16,sh=6
Totals grouped by language (dominant language first):
haskell:       1706 (78.69%)
java:           438 (20.20%)
perl:            16 (0.74%)
sh:               8 (0.37%)
Total Physical Source Lines of Code (SLOC)                = 2,168
Development Effort Estimate, Person-Years (Person-Months) = 0.45 (5.41)
 (Basic COCOMO model, Person-Months = 2.4 * (KSLOC**1.05))
Schedule Estimate, Years (Months)                         = 0.40 (4.75)
 (Basic COCOMO model, Months = 2.5 * (person-months**0.38))
Estimated Average Number of Developers (Effort/Schedule)  = 1.14
Total Estimated Cost to Develop                           = $ 60,884
 (average salary = $56,286/year, overhead = 2.40).
{code}