update elements and fix some bugs

lib/src/prism/components/prism-http.js

 Prism.languages.http = {
-    'request-line': {
-        pattern: /^(POST|GET|PUT|DELETE|OPTIONS|PATCH|TRACE|CONNECT)\b\shttps?:\/\/\S+\sHTTP\/[0-9.]+/,
-        inside: {
-            // HTTP Verb
-            property: /^\b(POST|GET|PUT|DELETE|OPTIONS|PATCH|TRACE|CONNECT)\b/,
-            // Path or query argument
-            'attr-name': /:\w+/
-        }
-    },
-    'response-status': {
-        pattern: /^HTTP\/1.[01] [0-9]+.*/,
-        inside: {
-            // Status, e.g. 200 OK
-            property: /[0-9]+[A-Z\s-]+$/i
-        }
-    },
-    // HTTP header name
-    keyword: /^[\w-]+:(?=.+)/m
+        'request-line': {
+                pattern: /^(POST|GET|PUT|DELETE|OPTIONS|PATCH|TRACE|CONNECT)\b\shttps?:\/\/\S+\sHTTP\/[0-9.]+/m,
+                inside: {
+                        // HTTP Verb
+                        property: /^(POST|GET|PUT|DELETE|OPTIONS|PATCH|TRACE|CONNECT)\b/,
+                        // Path or query argument
+                        'attr-name': /:\w+/
+                }
+        },
+        'response-status': {
+                pattern: /^HTTP\/1.[01] [0-9]+.*/m,
+                inside: {
+                        // Status, e.g. 200 OK
+                        property: {
+                pattern: /(^HTTP\/1.[01] )[0-9]+.*/i,
+                lookbehind: true
+            }
+                }
+        },
+        // HTTP header name
+        'header-name': {
+        pattern: /^[\w-]+:(?=.)/m,
+        alias: 'keyword'
+    }
 };
 
 // Create a mapping of Content-Type headers to language definitions
 var httpLanguages = {
-    'application/json': Prism.languages.javascript,
-    'application/xml': Prism.languages.markup,
-    'text/xml': Prism.languages.markup,
-    'text/html': Prism.languages.markup
+        'application/json': Prism.languages.javascript,
+        'application/xml': Prism.languages.markup,
+        'text/xml': Prism.languages.markup,
+        'text/html': Prism.languages.markup
 };
 
 // Insert each content type parser that has its associated language
 // currently loaded.
 for (var contentType in httpLanguages) {
-    if (httpLanguages[contentType]) {
-        var options = {};
-        options[contentType] = {
-            pattern: new RegExp('(content-type:\\s*' + contentType + '[\\w\\W]*?)\\n\\n[\\w\\W]*', 'i'),
-            lookbehind: true,
-            inside: {
-                rest: httpLanguages[contentType]
-            }
-        };
-        Prism.languages.insertBefore('http', 'keyword', options);
-    }
+        if (httpLanguages[contentType]) {
+                var options = {};
+                options[contentType] = {
+                        pattern: new RegExp('(content-type:\\s*' + contentType + '[\\w\\W]*?)(?:\\r?\\n|\\r){2}[\\w\\W]*', 'i'),
+                        lookbehind: true,
+                        inside: {
+                                rest: httpLanguages[contentType]
+                        }
+                };
+                Prism.languages.insertBefore('http', 'header-name', options);
+        }
 }