Further Tutorial Updates

[ChrisThrasher]

Following #193 this issue tracks the next iteration of updates to the tutorials.

Prio 1

• General
  • Android tutorial
  • iOS tutorial
  • Remove warning about in-dev tutorials not being updated Remove warnings about tutorials not being updated #225
  • Update all cross-tutorial links to point to the SFML 3 tutorials Update tutorial links #226
  • Update all API links (contingent on v3 API docs being uploaded) Add SFML 3 Documentation #234
  • Copy images for the SFML 3 tutorials (instead of using the SFML 2.6 images) Add images for the SFML 3 tutorials #233
  • Create new screenshots where necessary
  • Ensure images work in light and dark mode Add images for the SFML 3 tutorials #233
  • Update verbiage about Visual Studio ABI compatibilities in visual-studio.md 46650f8
  • Text like (they are in *<sfml-install-path/bin>*) does not get rendered correctly. The part inside angle brackets is not shown. ce58d5b
  • Remove extra backslashes on 3.0 window/window tutorial #230
• Getting Started
  • Add a blurb to every tutorial to recommend the CMake Template Recommend the CMake template over alternatives #229
  • Broken image link in code-blocks.md
  • Rename "Compiling SFML with CMake" to "Building SFML From Source" Rename tutorial #231
  • Update minimum Xcode version. Mentioning version 4 from 2011 is not worthwhile. Nobody is using that anymore. 577da4e
• Sprite
  • White Square problem, explain std::vector situation - since a lot of new beginners run into this issue Describe how vectors can contribute to the white square problem #236
• Shader
  • Mention geometry shader since they've been added
• Vertex Array
  • Don't use std::rand() Stop using std::rand #227
• Socket
  • std::unordered_map vs std::list Recommend better container #235
• Sounds
  • Mention loop points Mention sf::Music::setLoopPoints #238
  • Mention channel maps in spatialization.md
• System
  • Add sf::Angle tutorial Add tutorial for sf::Angle #228
• Window
  • Update the event tutorial for the new API
  • Highlight different APIs similar to the EventHandling example

Prio 2

• General
  • Minimum Requirements (C++17, compilers, ...)
  • (Use of std::optional)
• Sprite
  • "The importance of using as few textures as possible", aka texture atlas / tile sheet
• Text
  • No support for complex text layouts
  • No support for fallback fonts
• Window
  • Recommend to not use exclusive fullscreen mode
• Graphics
  • Tutorial for scissor & stencil testing
• Audio
  • Creating custom sound effects