diff --git a/src/NzbDrone.Api/Extensions/Pipelines/GZipPipeline.cs b/src/NzbDrone.Api/Extensions/Pipelines/GZipPipeline.cs
index 29fb1a7de..a671d1f02 100644
--- a/src/NzbDrone.Api/Extensions/Pipelines/GZipPipeline.cs
+++ b/src/NzbDrone.Api/Extensions/Pipelines/GZipPipeline.cs
@@ -26,7 +26,9 @@ namespace NzbDrone.Api.Extensions.Pipelines
         {
             try
             {
-                if (!response.ContentType.Contains("image")
+                if (
+                   !response.ContentType.Contains("image")
+                && !response.ContentType.Contains("font")
                 && request.Headers.AcceptEncoding.Any(x => x.Contains("gzip"))
                 && (!response.Headers.ContainsKey("Content-Encoding") || response.Headers["Content-Encoding"] != "gzip"))
                 {
diff --git a/src/NzbDrone.Api/Frontend/Mappers/IndexHtmlMapper.cs b/src/NzbDrone.Api/Frontend/Mappers/IndexHtmlMapper.cs
index 47759b5c5..0de2a2622 100644
--- a/src/NzbDrone.Api/Frontend/Mappers/IndexHtmlMapper.cs
+++ b/src/NzbDrone.Api/Frontend/Mappers/IndexHtmlMapper.cs
@@ -51,7 +51,16 @@ namespace NzbDrone.Api.Frontend.Mappers
 
         protected override Stream GetContentStream(string filePath)
         {
-            return StringToStream(GetIndexText());
+            var text = GetIndexText();
+
+            var stream = new MemoryStream();
+            using (var writer = new StreamWriter(stream))
+            {
+                writer.Write(text);
+                writer.Flush();
+            }
+            stream.Position = 0;
+            return stream;
         }
 
         private string GetIndexText()
diff --git a/src/NzbDrone.Api/Frontend/Mappers/StaticResourceMapperBase.cs b/src/NzbDrone.Api/Frontend/Mappers/StaticResourceMapperBase.cs
index 75cd56180..f0a4acd9d 100644
--- a/src/NzbDrone.Api/Frontend/Mappers/StaticResourceMapperBase.cs
+++ b/src/NzbDrone.Api/Frontend/Mappers/StaticResourceMapperBase.cs
@@ -51,14 +51,5 @@ namespace NzbDrone.Api.Frontend.Mappers
             return File.OpenRead(filePath);
         }
 
-        protected static Stream StringToStream(string text)
-        {
-            var stream = new MemoryStream();
-            var writer = new StreamWriter(stream);
-            writer.Write(text);
-            writer.Flush();
-            stream.Position = 0;
-            return stream;
-        }
     }
 }
\ No newline at end of file
diff --git a/src/NzbDrone.Common/Crypto/Md5HashProvider.cs b/src/NzbDrone.Common/Crypto/Md5HashProvider.cs
new file mode 100644
index 000000000..e6825c66a
--- /dev/null
+++ b/src/NzbDrone.Common/Crypto/Md5HashProvider.cs
@@ -0,0 +1,26 @@
+using System.Security.Cryptography;
+using NzbDrone.Common.Disk;
+
+namespace NzbDrone.Common.Crypto
+{
+    public class Md5HashProvider
+    {
+        private readonly IDiskProvider _diskProvider;
+
+        public Md5HashProvider(IDiskProvider diskProvider)
+        {
+            _diskProvider = diskProvider;
+        }
+
+        public byte[] ComputeHash(string path)
+        {
+            using (var md5 = MD5.Create())
+            {
+                using (var stream = _diskProvider.StreamFile(path))
+                {
+                    return md5.ComputeHash(stream);
+                }
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/NzbDrone.Common/Extensions/Base64Extentions.cs b/src/NzbDrone.Common/Extensions/Base64Extentions.cs
new file mode 100644
index 000000000..3a2dbcf3f
--- /dev/null
+++ b/src/NzbDrone.Common/Extensions/Base64Extentions.cs
@@ -0,0 +1,17 @@
+using System;
+
+namespace NzbDrone.Common.Extensions
+{
+    public static class Base64Extentions
+    {
+        public static string ToBase64(this byte[] bytes)
+        {
+            return Convert.ToBase64String(bytes);
+        }
+
+        public static string ToBase64(this long input)
+        {
+            return BitConverter.GetBytes(input).ToBase64();
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/NzbDrone.Common/HashUtil.cs b/src/NzbDrone.Common/HashUtil.cs
index abeb9496d..19353f21b 100644
--- a/src/NzbDrone.Common/HashUtil.cs
+++ b/src/NzbDrone.Common/HashUtil.cs
@@ -1,16 +1,10 @@
 using System;
 using System.Text;
-using System.Threading;
 
 namespace NzbDrone.Common
 {
     public static class HashUtil
     {
-        //This should never be changed. very bad things will happen!
-        private static readonly DateTime Epoch = new DateTime(2010, 1, 1);
-
-        private static readonly object _lock = new object();
-
         public static string CalculateCrc(string input)
         {
             uint mCrc = 0xffffffff;
@@ -32,36 +26,5 @@ namespace NzbDrone.Common
             }
             return String.Format("{0:x8}", mCrc);
         }
-
-        public static string GenerateCommandId()
-        {
-            return GenerateId("c");
-        }
-
-        private static string GenerateId(string prefix)
-        {
-            lock (_lock)
-            {
-                Thread.Sleep(1);
-                var tick = (DateTime.Now - Epoch).Ticks;
-                return prefix + "." + ToBase(tick);
-            }
-        }
-
-        private static string ToBase(long input)
-        {
-            const string BASE_CHARS = "0123456789abcdefghijklmnopqrstuvwxyz";
-            int targetBase = BASE_CHARS.Length;
-
-            var result = new StringBuilder();
-            do
-            {
-                result.Append(BASE_CHARS[(int)(input % targetBase)]);
-                input /= targetBase;
-            } while (input > 0);
-
-            return result.ToString();
-        }
-
     }
 }
\ No newline at end of file
diff --git a/src/NzbDrone.Common/NzbDrone.Common.csproj b/src/NzbDrone.Common/NzbDrone.Common.csproj
index bd3053661..c06a5e2a0 100644
--- a/src/NzbDrone.Common/NzbDrone.Common.csproj
+++ b/src/NzbDrone.Common/NzbDrone.Common.csproj
@@ -73,6 +73,7 @@
     <Compile Include="Composition\IContainer.cs" />
     <Compile Include="ConsoleService.cs" />
     <Compile Include="ConvertBase32.cs" />
+    <Compile Include="Crypto\Md5HashProvider.cs" />
     <Compile Include="DictionaryExtensions.cs" />
     <Compile Include="Disk\DiskProviderBase.cs" />
     <Compile Include="Disk\IDiskProvider.cs" />
@@ -110,6 +111,7 @@
     <Compile Include="Expansive\Tree.cs" />
     <Compile Include="Expansive\TreeNode.cs" />
     <Compile Include="Expansive\TreeNodeList.cs" />
+    <Compile Include="Extensions\Base64Extentions.cs" />
     <Compile Include="Extensions\StreamExtensions.cs" />
     <Compile Include="HashUtil.cs" />
     <Compile Include="Http\HttpProvider.cs" />