do the same thing for the chute/birdy/saucer block

changelog update

Fix building hedgewars-server

--HG--
branch : 0.9.21

Fix building hedgewars-server

--HG--
branch : 0.9.21

switch every optimization from Os to O2

Also move 'disable optimizations' in the internal pascal file for debug mode.

--HG--
branch : 0.9.20

Merge

merge with tip

--HG--
branch : 0.9.19

fix for forts mode *sob*

--HG--
branch : 0.9.18

updated version for market