Fixed grammar/vocabulary and improved balance
Mission 7: Added more pickhammers so that it's harder to run out of them, added more weapons to the AI
Mission 6: Removed reset possibility, added sticky mines, more weapons for AI every six turns
Enter commit message. Lines beginning with 'HG:' are removed.
As a special exception, FreeType can also be built with the 'makepp'
build tool, available from http://makepp.sourceforge.net.
Note, however. that you will need at least version 1.19 and pass the
option --norc-substitution to have it work correctly.