Pause of out of distance sounds should only apply to loops.
Fix issue were sound volume always was initialized to zero.
Don't invalidate vector iterator
Status-based trader stocks

Closes #452
Merge pull request #455 from dorkster/npc_stock

Status-based trader stocks
Merge pull request #453 from igorko/master

Fix events iterator invalidating
Merge pull request #449 from hean01/master

Fix issue were sound volume always was initialized to zero.
Fix -Wreorder warning
MapRenderer: Do not call map_to_screen so often for Orthogonal maps.

Fixes #326 for orthogonal maps.
Add option for equipment to apply when transformed

In response to #448

With this, we can now use `keep_equipment=true` for flare-game's Stealth
power. The default value for this false to retain the old behavior and
avoid breakage with other games.
Increase the size of the dot showing the hero on the minimap.
Don't invalidate iterators again!
Remove cppcheck warnings.
Merge pull request #459 from stefanbeller/largerheroonminimap

Increase the size of the dot showing the hero on the minimap.
Merge pull request #458 from dorkster/bugfixes

Add option for equipment to apply when transformed
Merge pull request #457 from stefanbeller/speeduprender

MapRenderer: Do not call map_to_screen so often for Orthogonal maps.
Merge pull request #460 from igorko/master

Don't invalidate iterators again!
Update engine.pot file.
Merge pull request #462 from stefanbeller/master

Remove cppcheck warnings, update port file.
Recreate the actual *.po files as well. Add a script to do it automatically.