dmd -lib and executable size (+10 MB)

[Lionello Lunesu]

I also checked the filesizes for "void main(){}" in the dmd2 branch. A 
similar jump in filesize was introduced with v2.016, when the exe went from 
81KB to 133KB.

Full log:

Digital Mars D Compiler v2.000
76.828  t.exe

Digital Mars D Compiler v2.001
76.828  t.exe

Digital Mars D Compiler v2.002
76.828  t.exe

Digital Mars D Compiler v2.003
76.828  t.exe

Digital Mars D Compiler v2.004
78.364  t.exe

Digital Mars D Compiler v2.005
78.364  t.exe

Digital Mars D Compiler v2.006
79.388  t.exe

Digital Mars D Compiler v2.007
79.900  t.exe

Digital Mars D Compiler v2.008
109.084  t.exe

Digital Mars D Compiler v2.009
80.924  t.exe

Digital Mars D Compiler v2.010
80.924  t.exe

Digital Mars D Compiler v2.011
81.436  t.exe

Digital Mars D Compiler v2.012
80.924  t.exe

Digital Mars D Compiler v2.013
80.924  t.exe

Digital Mars D Compiler v2.014
82.460  t.exe

Digital Mars D Compiler v2.015
80.924  t.exe

Digital Mars D Compiler v2.016
133.148  t.exe

Digital Mars D Compiler v2.017
133.148  t.exe