增加webp条件判断

+YohoExplorerDemo/Pods
+xcschememanagement.plist
 *.xccheckout
+*.xcuserstate
+*.xcscheme
 YohoExplorerDemo.xcscheme
 Breakpoints_v2.xcbkptlist

 Pod::Spec.new do |s|
   s.name             = "YHExplorer"
-  s.version          = "1.4.0"
+  s.version          = "1.5.0"
   s.summary          = "Integrated WebView with Cordova"
   s.description      = <<-DESC
                        An WebView Kit integrated Cordova.

@@ -27,7 +27,10 @@
 
     NSString* const requestFiletype = [[[request URL] pathExtension] lowercaseString];
 
-    return [@"webp" isEqualToString:requestFiletype];
+    BOOL webpEnable = [[[[request URL] absoluteString] lowercaseString] containsString:@"/format/webp"];
+    
+    return [@"webp" isEqualToString:requestFiletype] || webpEnable;
+
 }
 
 + (NSURLRequest *)canonicalRequestForRequest:(NSURLRequest *)request {

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>