added js snippets

.vim/UltiSnips/javascript.snippets

@@ -0,0 +1,15 @@
+snippet des "Describe block" b
+describe('$1', () => {
+  $2
+});
+endsnippet
+
+snippet it "It block" b
+it('$1', () => {
+  $2
+});
+endsnippet
+
+snippet im "Import block" b
+import $1 from '$2';
+endsnippet

.vimrc

@@ -151,3 +151,8 @@ au BufNewFile,BufRead Gemfile set filetype=ruby
 au BufNewFile,BufRead Rakefile set filetype=ruby
 au BufNewFile,BufRead Fudgefile set filetype=ruby
 au BufRead,BufNewFile *.md set filetype=markdown
+
+" Set ultisnips triggers
+let g:UltiSnipsExpandTrigger="<tab>"
+let g:UltiSnipsJumpForwardTrigger="<tab>"
+let g:UltiSnipsJumpBackwardTrigger="<s-tab>"