Update to latest OmniSharp

Author: DustinCampbell

package.json

@@ -119,7 +119,7 @@
     },
     {
       "description": "OmniSharp (.NET 4.6 / x86)",
-      "url": "https://omnisharpdownload.blob.core.windows.net/ext/omnisharp-win-x86-1.10.0.zip",
+      "url": "https://omnisharpdownload.blob.core.windows.net/ext/omnisharp-win-x86-1.11.0.zip",
       "installPath": "./bin/omnisharp",
       "platforms": [
         "win32"
@@ -130,7 +130,7 @@
     },
     {
       "description": "OmniSharp (.NET 4.6 / x64)",
-      "url": "https://omnisharpdownload.blob.core.windows.net/ext/omnisharp-win-x64-1.10.0.zip",
+      "url": "https://omnisharpdownload.blob.core.windows.net/ext/omnisharp-win-x64-1.11.0.zip",
       "installPath": "./bin/omnisharp",
       "platforms": [
         "win32"
@@ -141,7 +141,7 @@
     },
     {
       "description": "OmniSharp (Mono 4.6)",
-      "url": "https://omnisharpdownload.blob.core.windows.net/ext/omnisharp-mono-1.10.0.zip",
+      "url": "https://omnisharpdownload.blob.core.windows.net/ext/omnisharp-mono-1.11.0.zip",
       "installPath": "./bin/omnisharp",
       "platforms": [
         "darwin",