New script for automating the compilation of mbed-os 2 targets.

Usage: python tools/check_release.py
Run from the mbed-os directory.

For details on how the script works and how to set up the configuration
json file, please see the python file header.

Author: adbridge

tools/check_release.json

@@ -0,0 +1,15 @@
+{
+  "config" : {
+    "mbed_repo_path" : "C:/Users/annbri01/Work/Mercurial"
+  },
+  "test_list" : [
+    {
+        "name" : "test_compile_mbed_lib",
+        "lib" : "mbed"
+    },
+    {
+        "name" : "test_compile_mbed_dev",
+        "lib" : "mbed-dev"
+    }
+  ]
+}