Change minimal iOS version to 8.0

[ci skip]

GCDWebServer.podspec

@@ -14,7 +14,7 @@ Pod::Spec.new do |s|
   s.summary  = 'Lightweight GCD based HTTP server for OS X & iOS (includes web based uploader & WebDAV server)'
   
   s.source   = { :git => 'https://github.com/swisspol/GCDWebServer.git', :tag => s.version.to_s }
-  s.ios.deployment_target = '5.0'
+  s.ios.deployment_target = '8.0'
   s.tvos.deployment_target = '9.0'
   s.osx.deployment_target = '10.7'
   s.requires_arc = true

README.md

@@ -36,7 +36,7 @@ What's not supported (but not really required from an embedded HTTP server):
 
 Requirements:
 * OS X 10.7 or later (x86_64)
-* iOS 5.0 or later (armv7, armv7s or arm64)
+* iOS 8.0 or later (armv7, armv7s or arm64)
 * ARC memory management only (if you need MRC support use GCDWebServer 3.1 and earlier)
 
 Getting Started