fix(animations): add import paths and tests for animations.scss (which is a separate import)

lib/_animate.scss

@@ -1 +1,3 @@
+@import "compass";
+@import "animation/core";
 @import "animation/animate";

test/compileSpec.js

@@ -10,16 +10,19 @@ describe("Imports", function () {
       done();
     }
 
-    sass.render({
-      file: __dirname + "/imports.scss",
-      success: function(s){
-        success();
-        complete();
-      },
-      error: function(e){
-        complete();
-        console.log(chalk.red("Sass error:"), e);
-      }
+    ["imports", "imports_animation"].forEach(function(importFile) {
+      sass.render({
+        file: __dirname + "/" + importFile,
+        success: function(s){
+          success();
+          complete();
+        },
+        error: function(e){
+          console.log(chalk.red("Sass error:"), e);
+          complete();
+        }
+      });
     });
+
   });
-});
+});

test/imports_animation.scss

@@ -0,0 +1 @@
+@import "../lib/animate";