Dd 849 (#3)

* Allow plugin robloach/component-installer, because it is required by components/handlebars.js

* Adding /.idea to .gitignore so project can be edited in IntelliJ

* Removed .idea files from PR

* newline at end of .gitignore

* Upgraded Twig

* Added composer.lock

.gitignore

@@ -6,7 +6,6 @@ components
 plugins/*
 !README
 composer.phar
-composer.lock
 tests/jena-fuseki*
 .vagrant
 .project

composer.json

@@ -61,7 +61,7 @@
     "easyrdf/easyrdf": "1.1.*",
     "etdsolutions/waypoints": "4.0.0",
     "symfony/polyfill-php80": "1.*",
-    "twig/twig": "2.13.*",
+    "twig/twig": "2.14.*",
     "twig/extensions": "1.5.*",
     "twitter/bootstrap": "3.3.*",
     "twitter/typeahead.js": "v0.10.5",