Invade CTF

CTF_PREMUDA by eerieone

Changelog

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A3 [07-11-09]

+ added stage 3
+ 3 try on a working dispenser-intel (without ammo)
+ widely enlarged the blockzone to make blocking less frustrating
+ replaced malfunctioning pit-intel-returnsystem
+ 1-2: narrowed down field to kill some sentryspots
changed building in the middle of 1-2
+ 2-2: roof of cp 2-2 now only accessable via rocket/stickyjump to counter engiturteling
left side walkwayed now covered to eliminate sentryspots