v3.25.6

Overview of Changes in CTK+ 3.25.6

• INSTALL: add details about ctk-building.html file
• Use 'advaita-icon-theme' instead 'adwaita-icon-theme'
• ctkdnd: don't make 'ctk_drag_set_icon_stock' deprecated
• CtkToolButton: don't make deprecated stock functions
• tests: reduce the scope of some variables
• ctk,docs: add 'migrating-gtk3-to-ctk.txt' and 'migrating-ctk-releases.txt'
• ctkstylecontext: don't make deprecated 'ctk_style_context_set_background'
• ctkwindow: don't make deprecated 'ctk_window_parse_geometry'
• ctkmenutoolbutton: don't make deprecated 'ctk_menu_tool_button_new_from_stock'
• don't make deprecated CtkStyleProperties
• m4: remove 'ax_prog_cc_for_build'
• build: use 'm4_pattern_allow' with 'PKG_CONFIG_FOR_BUILD'
• ctkprintoperation-win32: avoid duplicate condition
• ctk-demo,main: reduce the scope of variable
• gdkpixbufutils: remove useless assignment
• fnmatch: avoid redundant initialization in variable
• ctkwin32theme: declare some parameters as const
• testtreecolumns: Fix memory leak
• cdk,meson: remove missing cdkdeprecated.c
• ctkimagedefinition:
  • Check array bounds (Fix meson build)
  • Use casts in 'ctk_image_definition_unref'
• Avoid diagnostics for gcc-11 false positive out of bounds accesses
• add G_GNUC_UNUSED in unused parameters
• testinput: Add CdkEvent casts
• ci: some improvements
• Update translations