locale: remove country qualifier from german strings files

This way the German strings will be used for any locale beginning
with "de" and not just "de_DE".

git-svn-id: http://micropolis.googlecode.com/svn/trunk@878 d9718cc8-9f43-0410-858b-315f434eb58c
locale: remove country qualifier from Swedish strings files

This way the Swedish strings will be used for any locale beginning
with "sv" and not just "sv_SE".

git-svn-id: http://micropolis.googlecode.com/svn/trunk@879 d9718cc8-9f43-0410-858b-315f434eb58c
build.xml: begin work on version 1.7

git-svn-id: http://micropolis.googlecode.com/svn/trunk@882 d9718cc8-9f43-0410-858b-315f434eb58c
tiles.rc: ensure that invisible open-drawbridge tiles do not burn

git-svn-id: http://micropolis.googlecode.com/svn/trunk@883 d9718cc8-9f43-0410-858b-315f434eb58c
tiles.rc: tag which road/wire/rail tiles are "over water"

"over water" means when they decay or are bulldozed, they are replaced
with water instead of rubble/dirt.

git-svn-id: http://micropolis.googlecode.com/svn/trunk@884 d9718cc8-9f43-0410-858b-315f434eb58c
tiles.rc: rewrite isOverWater() to use the new "over water" attribute

git-svn-id: http://micropolis.googlecode.com/svn/trunk@885 d9718cc8-9f43-0410-858b-315f434eb58c
make-tiles: allow tile specification to be empty

this fixes a build-crash bug if a tile is not given any images

git-svn-id: http://micropolis.googlecode.com/svn/trunk@886 d9718cc8-9f43-0410-858b-315f434eb58c
tiles.rc: remove tile information for 7 unused tile numbers (amongst roads tiles)

git-svn-id: http://micropolis.googlecode.com/svn/trunk@887 d9718cc8-9f43-0410-858b-315f434eb58c