Bumped version

GCDWebServer.podspec

@@ -7,7 +7,7 @@
 
 Pod::Spec.new do |s|
   s.name     = 'GCDWebServer'
-  s.version  = '3.2.3'
+  s.version  = '3.2.4'
   s.author   =  { 'Pierre-Olivier Latour' => 'info@pol-online.net' }
   s.license  = { :type => 'BSD', :file => 'LICENSE' }
   s.homepage = 'https://github.com/swisspol/GCDWebServer'

GCDWebServer/Core/GCDWebServer.m

@@ -244,7 +244,9 @@ static void _ExecuteMainThreadRunLoopSources() {
   GWS_LOG_DEBUG(@"Did connect");
   
 #if TARGET_OS_IPHONE
-  [self _startBackgroundTask];
+  if ([[UIApplication sharedApplication] applicationState] != UIApplicationStateBackground) {
+    [self _startBackgroundTask];
+  }
 #endif
   
   if ([_delegate respondsToSelector:@selector(webServerDidConnect:)]) {

GCDWebServer/Core/GCDWebServerRequest.m

@@ -186,6 +186,7 @@ NSString* const GCDWebServerRequestAttribute_RegexCaptures = @"GCDWebServerReque
     if (lengthHeader) {
       NSInteger length = [lengthHeader integerValue];
       if (_chunked || (length < 0)) {
+        GWS_LOG_WARNING(@"Invalid 'Content-Length' header '%@' for '%@' request on \"%@\"", lengthHeader, _method, _url);
         GWS_DNOT_REACHED();
         return nil;
       }
@@ -200,8 +201,8 @@ NSString* const GCDWebServerRequestAttribute_RegexCaptures = @"GCDWebServerReque
       _length = NSUIntegerMax;
     } else {
       if (_type) {
-        GWS_DNOT_REACHED();
-        return nil;
+        GWS_LOG_WARNING(@"Ignoring 'Content-Type' header for '%@' request on \"%@\"", _method, _url);
+        _type = nil;  // Content-Type without Content-Length or chunked-encoding doesn't make sense
       }
       _length = NSUIntegerMax;
     }

README.md

@@ -61,6 +61,8 @@ Hello World
 
 These code snippets show how to implement a custom HTTP server that runs on port 8080 and returns a "Hello World" HTML page to any request. Since GCDWebServer uses GCD blocks to handle requests, no subclassing or delegates are needed, which results in very clean code.
 
+**IMPORTANT:** If not using CocoaPods, be sure to add the `libz` shared system library to the Xcode target for your app.
+
 **OS X version (command line tool):**
 ```objectivec
 #import "GCDWebServer.h"
@@ -213,6 +215,7 @@ Serving a Static Website
 
 GCDWebServer includes a built-in handler that can recursively serve a directory (it also lets you control how the ["Cache-Control"](http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.9) header should be set):
 
+**OS X version (command line tool):**
 ```objectivec
 #import "GCDWebServer.h"