Display special icon when moving bee cursor over gray wrap area
This is done as a reminder to remind the player the bee will attempt to fly through the edge first when placing the target in one of the two gray areas.
Lua scripts for engine testing. These scripts are the same as other Lua scripts
in Hedgewars, but you ought to call `EndLuaTest(TEST_SUCCESSFUL)` or
`EndLuaTest(TEST_FAILED)` when the test is completed.