Default WebP on.

CMake/Modules/UrhoCommon.cmake

@@ -141,7 +141,7 @@ option (URHO3D_NAVIGATION "Enable navigation support" TRUE)
 cmake_dependent_option (URHO3D_NETWORK "Enable networking support" TRUE "NOT WEB AND EXCEPTIONS" FALSE)
 option (URHO3D_PHYSICS "Enable physics support" TRUE)
 option (URHO3D_URHO2D "Enable 2D graphics and physics support" TRUE)
-option (URHO3D_WEBP "Enable WebP support" FALSE)
+option (URHO3D_WEBP "Enable WebP support" TRUE)
 if (ARM AND NOT ANDROID AND NOT RPI AND NOT APPLE)
     set (ARM_ABI_FLAGS "" CACHE STRING "Specify ABI compiler flags (ARM on Linux platform only); e.g. Orange-Pi Mini 2 could use '-mcpu=cortex-a7 -mfpu=neon-vfpv4'")
 endif ()

Docs/GettingStarted.dox

@@ -123,7 +123,7 @@ A number of build options can be defined when invoking the build scripts or when
 |URHO3D_PCH           |1|Enable PCH support|
 |URHO3D_DATABASE_ODBC |0|Enable %Database support with ODBC, requires vendor-specific ODBC driver|
 |URHO3D_DATABASE_SQLITE|0|Enable %Database support with SQLite embedded|
-|URHO3D_WEBP          |0|Enable WebP support|
+|URHO3D_WEBP          |1|Enable WebP image support|
 |URHO3D_C++11         |0|Enable use of C++11 standard; it is not enabled by default, but certain build option combinations will force it enabled internally, such as: URHO3D_ANGELSCRIPT on Web platform and Android/ARM platforms that use aarch64 architecture, and URHO3D_DATABASE_ODBC on all platforms|
 |URHO3D_MMX           |0|Enable MMX instruction set (32-bit Linux platform only); the MMX is effectively enabled when 3DNow! or SSE is enabled; should only be used for older CPU with MMX support|
 |URHO3D_3DNOW         |0|Enable 3DNow! instruction set (Linux platform only); should only be used for older CPU with (legacy) 3DNow! support|