Resolve "Add script(s) for generating diagnostics"

for more info see #4 (closed)

diagnostics/modules/README

+Each now module should look like this:
+[a-zA-z_]+.module
+
+It should contain:
+
+#!modules/module.sh
+
+help="
+some brief description of the module
+"
+
+run () {
+	# the actual code with prints something into stdout/stderr
+}