Merge pull request #627 from lioncash/wx-deps

CMakeLists: Increment the minimum required version of wxWidgets

CMakeLists.txt

@@ -681,10 +681,8 @@ if(NOT DISABLE_WX AND NOT ANDROID)
 			ERROR_QUIET
 			)
 		message("Found wxWidgets version ${wxWidgets_VERSION}")
-		if(UNIX AND NOT APPLE)
-			set(wxMIN_VERSION "2.9.3")
-		else()
-			set(wxMIN_VERSION "2.9.4")
+		if(UNIX)
+			set(wxMIN_VERSION "3.0.0")
 		endif()
 		if(${wxWidgets_VERSION} VERSION_LESS ${wxMIN_VERSION})
 			message("At least ${wxMIN_VERSION} is required; ignoring found version")