Use a more lightweight autogen.sh

The current autogen.sh script does quite a lot that's not really
necessary. It should be enough to just call autoreconf once.

Signed-off-by: Marcus Karlsson <mk@acc.umu.se>
Remove extra space

There should be no spaces between the star and the variable name. Remove
an extra space that got into the flowers_grid_distribute_flowers
arguments.

Signed-off-by: Marcus Karlsson <mk@acc.umu.se>
Count nearby flowers for each tile

Empty tiles should show the number of nearby flowers if they are more
than zero. Look up the number of flowers for each tile and save it in an
instance variable.

Signed-off-by: Marcus Karlsson <mk@acc.umu.se>