improved consistency of statistics extraction;
minor effect (old files will continue to work)
simplification/minor improvement to pp disambiguation
optimize statistical disambiguation
more compact (and less sparse) extraction of adverb statistics
Merge branch 'master' into newstats

Conflicts:
	statistics/statmodule_ger.pl
Merge branch 'master' into newstats
Merge branch 'master' into newstats
Merge branch 'master' into newstats
Merge branch 'master' into newstats
Merge branch 'master' into newstats
Merge branch 'master' into newstats
Merge branch 'master' into newstats
Merge branch 'master' into newstats
Merge branch 'master' into newstats
Merge branch 'master' into newstats
Merge branch 'master' into newstats
add statistics for disambiguation adv/pred
Merge branch 'master' into newstats
tweaking weights of adv/pred disambiguation
Merge branch 'master' into newstats