* configure.ac: Increment version.
* common/const.h: Declare a doxygen group for all the consts.
* common/operations.cpp, common/Add.h, common/Attack.h, common/Burn.h,
common/Chop.h, common/Connect.h, common/Cut.h, common/Delve.h,
common/Dig.h, common/Drop.h, common/Eat.h, common/Monitor.h,
common/Mow.h, common/Nourish.h, common/Pickup.h, common/Setup.h,
common/Tick.h, common/Unseen.h, common/Update.h:
Declare a doxygen group for all custom operations.
* rulesets/Area.h, rulesets/Character.h, rulesets/Creator.h,
rulesets/Entity.h, rulesets/Food.h, rulesets/Line.h,
rulesets/Missile.h, rulesets/Plant.h, rulesets/Stackable.h,
rulesets/Structure.h, rulesets/World.h: Declare a doxygen group
for in game entity classses.
* common/Property.h, common/Property_impl.h, server/ScriptFactory.cpp,
server/ScriptFactory.h, server/SlaveClientConnection.cpp,
server/SlaveClientConnection.h: Add some more inlined documentation.
* common/Use.h, common/Wield.h, common/Generic.h: Mark unused files
as removed from the build.
* common/Attack.h, common/Burn.h, common/Chop.h, common/Connect.h,
common/Cut.h, common/Delve.h, common/Dig.h, common/Drop.h,
common/Eat.h, common/Monitor.h, common/Mow.h, common/Nourish.h,
common/Pickup.h, common/Setup.h, common/Tick.h, common/Unseen.h,
common/Update.h: Add class documentation to all the custom
properties.
* common/DynamicProperty.h, client/ClientPropertyManager.h,
server/CorePropertyManager.h, server/PersistantThingFactory.h,
server/ScriptFactory.h, server/WorldRouter.cpp: Add documentation
to some places where it is missing.
* common/Pickup.h, common/Drop.h, common/custom.cpp,
common/operations.cpp, common/types.h: Add and install two new
op types for Pickup and Drop.
* rulesets/Thing.cpp: Send sights of Pickup and Drop when characters
perform this actions implicitly with move ops.
