Set national style and gender for players created as barbarians or civilwar rebels.

Reported by Sveinung Kvilhaugsvik <sveinung>

See bug #21853


git-svn-id: svn://svn.gna.org/svn/freeciv/trunk@24729 a0f10bec-cc02-0410-94fc-a9cfff90b4cd
Removed duplicate metaserver scan freeing from the error handling callback.

See bug #21807


git-svn-id: svn://svn.gna.org/svn/freeciv/trunk@24732 a0f10bec-cc02-0410-94fc-a9cfff90b4cd
Added music style "Renaissance" to all supplied ruleset lacking it, except alien.

See patch #4613


git-svn-id: svn://svn.gna.org/svn/freeciv/trunk@24734 a0f10bec-cc02-0410-94fc-a9cfff90b4cd
Fixed sdl2-client theme surface loading

See patch #4631


git-svn-id: svn://svn.gna.org/svn/freeciv/trunk@24735 a0f10bec-cc02-0410-94fc-a9cfff90b4cd
Changed shore bombardment to use generic nativity instead of hardcoded sea/land
rules.

Patch by Emmet Hikory <persia>

See patch #3830


git-svn-id: svn://svn.gna.org/svn/freeciv/trunk@24736 a0f10bec-cc02-0410-94fc-a9cfff90b4cd