Bowerize more components

- Move jquery-color into bower
- Move jquery-sparklines into bower
- Make swaks-tests/run-tests.sh discover its directory
- Update _base.html public resource includes to /public

themes/bootstrap/public/bower_components/jquery-sparkline/bower.json

@@ -0,0 +1,17 @@
+{
+  "name": "jquery-sparkline",
+  "version": "2.1.3",
+  "homepage": "https://github.com/rkgrep/jquery.sparkline",
+  "authors": [
+    "Gareth Watts <gareth@omnipotent.net>"
+  ],
+  "main": "dist/jquery.sparkline.js",
+  "license": "BSD 3",
+  "ignore": [
+    "**/.*",
+    "node_modules",
+    "bower_components",
+    "test",
+    "tests"
+  ]
+}