Merge "Guide to ResourceImage scaling and filtering" into tizen

diff --combined docs/content/main.md
index 61b3c75,0521e17..38cd6c4
--- 1/docs/content/main.md
--- 2/docs/content/main.md
+++ b/docs/content/main.md
@@@ -58,7 -58,7 +58,7 @@@
  
  ### UI Controls
   + [Text Label](@ref text-label)
 - + TextEntry
 + + [Text Field](@ref text-field)
   + Buttons
   + TableView
   + [Scroll View](@ref scroll-view)
@@@ -97,6 -97,7 +97,7 @@@
  ### Application Optimization Guide
   + [Texture Atlases](@ref textureatlases)
   + [Texture Compression](@ref texturecompression)
+  + [Rescaling Images](@ref resourceimagescaling)
   + Performance & Debugging
   + [Performance Tips](@ref performancetips)
   + [Performance Profiling](@ref performanceprofiling)