SDL: Add TARGETTEXTURE to the required rendered flags

Without this, SDL might chose a renderer that does not support rendering to a texture.
This makes SDL_SetRenderTarget fail later.
Make a dedicated draw_sidebar function:

contains all the stuff that is printed in the sidebar:
HP,
monsters,
mini map,
messages,
character status,
...
Make some forgotten strings translatable

The forgotten strings:
- “You: <text>” in NPC talk menu
- Strings in item spawn group debug menu
- “Description: <text> in mod manager
Fix adv. inventory sorting texts not being translated
Fix effect name and desc. not being translated
Bugfixes in field.cpp game.cpp init.cpp
 Fixed unused vars, double initialization, iterattors changed to auto.
Bugfixes item.cpp mapgen.cpp melee.cpp monattack.cpp mondeath.cpp...
Fixed unuser vars, fix return c_str() when std::string in declaration
Fixed wrong conditions in item and monattack.
Bigfixes overmap.cpp player.cpp trapfunc.cpp weather_data.cpp
Fixed allways left leg in trapfunc, unused vars and redundant condition
Fix bug of input action not being translated
“Gettextify” 3 forgotten strings about fruit in iexamine.cpp
Merge remote-tracking branches 'dda/pr/8559', 'dda/pr/8564' and 'dda/pr/8565' into dda-master

* dda/pr/8559:
  Make a dedicated draw_sidebar function:
  SDL: Add TARGETTEXTURE to the required rendered flags

* dda/pr/8564:
  Bigfixes overmap.cpp player.cpp trapfunc.cpp weather_data.cpp Fixed allways left leg in trapfunc, unused vars and redundant condition
  Bugfixes item.cpp mapgen.cpp melee.cpp monattack.cpp mondeath.cpp... Fixed unuser vars, fix return c_str() when std::string in declaration Fixed wrong conditions in item and monattack.
  Bugfixes in field.cpp game.cpp init.cpp  Fixed unused vars, double initialization, iterattors changed to auto.

* dda/pr/8565:
  “Gettextify” 3 forgotten strings about fruit in iexamine.cpp
  Fix bug of input action not being translated
  Fix effect name and desc. not being translated
  Fix adv. inventory sorting texts not being translated
  Make some forgotten strings translatable