add debug support to django runner

plugins/c9.ide.run/runners-docker/Django.run

@@ -1,7 +1,33 @@
 {
-  "cmd": [
-    "bash", "--login", "-c", "$python manage.py migrate && $python manage.py runserver $ip:$port"
+  "script": [
+    "if [ \"$debug\" == true ]; then ",
+    "    $python manage.py migrate &&\\",
+    "        python2 -m ikpdb --ikpdb-port=15471 --ikpdb-working-directory=\"$project_path\" manage.py runserver $ip:$port --noreload",
+    "else",
+    "    $python manage.py migrate && $python manage.py runserver $ip:$port",
+    "fi",
+    "checkExitCode() {",
+    "    if [ $1 ] && [ \"$debug\" == true ]; then ",
+    "        python -m ikpdb 2>&1 | grep -q 'No module' && echo '",
+    "    To use python debugger install ikpdb by running: ",
+    "        sudo apt-get update;",
+    "        sudo apt-get install python-dev;",
+    "        sudo pip install ikpdb;",
+    "        '",
+    "    fi",
+    "   return $1",
+    "}",
+    "checkExitCode $?"
   ],
+  "debugport": 15471,
+  "$debugDefaultState": false,
+  "debugger": "pythondebug",
+  "selector": "^.*\\.(python|py)$",
+  "python_version": "python2",
+
   "working_dir": "$project_path",
-  "info": "Your code is running at \\033[01;34m$url\\033[00m.\n\\033[01;31m"
+  "info": "Your code is running at \\033[01;34m$url\\033[00m.\n\\033[01;31m",
+  "env": {
+    "PYTHONPATH": "$python_path"
+  }
 }