Updated shared build environments

Updated check for errors.
Updated go.mod
Added .vscode launch

.vscode/launch.json

@@ -0,0 +1,39 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "Help",
+            "type": "go",
+            "request": "launch",
+            "mode": "auto",
+            "program": "${workspaceRoot}/revel",
+            "args": []
+        },
+        {
+            "name": "Create new",
+            "type": "go",
+            "request": "launch",
+            "preLaunchTask": "Clean",
+            "mode": "auto",
+            "program": "${workspaceRoot}/revel",
+            "args": ["new", "-a", "/tmp/revel/aaa"],
+            "env": {
+                "GOPATH": "/tmp/revel/GOPATH"
+              },            
+        },
+        {
+            "name": "Run program",
+            "type": "go",
+            "request": "launch",
+            "mode": "auto",
+            "program": "${workspaceRoot}/revel",
+            "args": ["run","-v", "-a", "/tmp/revel/aaa"],
+            "env": {
+                "GOPATH": "/tmp/revel/GOPATH"
+              },            
+        }
+    ]
+}