Add Handlebars to the development dependencies

Dependencies declared in "package.json" are installed locally, so the
call to the handlebars script must be updated accordingly.

To ensure that Handlebars is installed before using it the Make step to
compile the templates now depends on the step to setup the development
environment.

Signed-off-by: Daniel Calviño Sánchez <danxuliu@gmail.com>

Makefile

@@ -31,8 +31,8 @@ install-npm-deps:
 install-npm-deps-dev:
 	npm install --deps
 
-build-js-templates:
-	handlebars -n OCA.VideoCalls.Admin.Templates js/admin/templates/ -f js/admin/templates.js
+build-js-templates: dev-setup
+	./node_modules/.bin/handlebars -n OCA.VideoCalls.Admin.Templates js/admin/templates/ -f js/admin/templates.js
 
 dev-setup: install-npm-deps-dev
 

package.json

@@ -13,6 +13,7 @@
   "author": "",
   "license": "AGPL-3.0",
   "devDependencies": {
+    "handlebars": "^4.0.12",
     "jasmine": "^2.5.2",
     "jasmine-ajax": "^3.2.0",
     "jasmine-core": "^2.5.2",