Update jasmine snippets

vim/UltiSnips/coffee.snippets

@@ -17,3 +17,6 @@ define [
 	${2:Object}
 ) ->
 endsnippet
+snippet it "jasmine test case"
+it '→ $1', ->
+endsnippet

vim/UltiSnips/javascript.snippets

@@ -24,18 +24,18 @@ setTimeout(function () {
 }, 0);
 endsnippet
 
-snippet it "jasmine it" !
-it('→ $0', function () {
+snippet it "it test case" !
+it('→ $1', function () {
 });
 endsnippet
 
-snippet desc "jasmine describe" !
-describe('→ $0', function () {
+snippet desc "describe test case" !
+describe('→ $1', function () {
 });
 endsnippet
 
-snippet expect "jasmine expect" !
-expect(${0}).toBe(${1});
+snippet exp "expect" b
+expect($1).toBe($2);
 endsnippet
 
 snippet umd "Universal Module Definition" b