Bundle brainstorm server dependencies instead of requiring npm install

Vendor node_modules into the repo so the brainstorm server works
immediately on fresh plugin installs without needing npm at runtime.

skills/brainstorming/scripts/node_modules/merge-descriptors/HISTORY.md

@@ -0,0 +1,21 @@
+1.0.1 / 2016-01-17
+==================
+
+  * perf: enable strict mode
+
+1.0.0 / 2015-03-01
+==================
+
+  * Add option to only add new descriptors
+  * Add simple argument validation
+  * Add jsdoc to source file
+
+0.0.2 / 2013-12-14
+==================
+
+  * Move repository to `component` organization
+
+0.0.1 / 2013-10-29
+==================
+
+  * Initial release