bump deps

Gemfile.lock

@@ -43,7 +43,7 @@ GIT
 
 GIT
   remote: git://github.com/travis-ci/travis-api.git
-  revision: d17439513f159633f640546d276327f7b63c1030
+  revision: e6b44ff1ebf6a10b059ec7f8ecfb2e2e1b473469
   specs:
     travis-api (0.0.1)
       backports (~> 2.5)
@@ -61,7 +61,7 @@ GIT
 
 GIT
   remote: git://github.com/travis-ci/travis-core.git
-  revision: 71ee475483af3db1f3073f65e474284565a24f5b
+  revision: 773b8830d11315fd3311df9575fdfb0c692a6ad4
   branch: sf-travis-api
   specs:
     travis-core (0.0.1)
@@ -183,7 +183,7 @@ GEM
       avl_tree (~> 1.1.2)
       hitimes (~> 1.1)
     mime-types (1.19)
-    mocha (0.12.6)
+    mocha (0.12.7)
       metaclass (~> 0.0.1)
     multi_json (1.3.6)
     multipart-post (1.1.5)
@@ -262,7 +262,7 @@ GEM
       rack (>= 1.0.0)
     thor (0.14.6)
     tilt (1.3.3)
-    treetop (1.4.10)
+    treetop (1.4.11)
       polyglot
       polyglot (>= 0.3.1)
     tzinfo (0.3.33)