Update gitlab_git and gitlab-grit gem versions

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Gemfile

@@ -30,7 +30,7 @@ gem 'omniauth-github'
 
 # Extracting information from a git repository
 # Provide access to Gitlab::Git library
-gem "gitlab_git", '~> 5.7.1'
+gem "gitlab_git", '~> 5.8'
 
 # Ruby/Rack Git Smart-HTTP Server Handler
 gem 'gitlab-grack', '~> 2.0.0.pre', require: 'grack'

Gemfile.lock

@@ -50,7 +50,7 @@ GEM
       rake (>= 0.8.7)
     arel (4.0.2)
     asciidoctor (0.1.4)
-    atomic (1.1.14)
+    atomic (1.1.16)
     awesome_print (1.2.0)
     axiom-types (0.0.5)
       descendants_tracker (~> 0.0.1)
@@ -178,22 +178,22 @@ GEM
       stringex (~> 1.5.1)
     gitlab-grack (2.0.0.pre)
       rack (~> 1.5.1)
-    gitlab-grit (2.6.4)
-      charlock_holmes (~> 0.6.9)
+    gitlab-grit (2.6.5)
+      charlock_holmes (~> 0.6)
       diff-lcs (~> 1.1)
       mime-types (~> 1.15)
-      posix-spawn (~> 0.3.6)
+      posix-spawn (~> 0.3)
     gitlab-linguist (3.0.0)
       charlock_holmes (~> 0.6.6)
       escape_utils (~> 0.2.4)
       mime-types (~> 1.19)
     gitlab_emoji (0.0.1.1)
       emoji (~> 1.0.1)
-    gitlab_git (5.7.1)
-      activesupport (~> 4.0.0)
-      charlock_holmes (~> 0.6.9)
-      gitlab-grit (~> 2.6.1)
-      gitlab-linguist (~> 3.0.0)
+    gitlab_git (5.8.0)
+      activesupport (~> 4.0)
+      charlock_holmes (~> 0.6)
+      gitlab-grit (~> 2.6)
+      gitlab-linguist (~> 3.0)
       rugged (~> 0.19.0)
     gitlab_meta (6.0)
     gitlab_omniauth-ldap (1.0.4)
@@ -285,7 +285,7 @@ GEM
     method_source (0.8.2)
     mime-types (1.25.1)
     minitest (4.7.5)
-    multi_json (1.8.4)
+    multi_json (1.9.2)
     multi_xml (0.5.5)
     multipart-post (1.2.0)
     mysql2 (0.3.11)
@@ -507,8 +507,8 @@ GEM
       eventmachine (>= 1.0.0)
       rack (>= 1.0.0)
     thor (0.18.1)
-    thread_safe (0.1.3)
-      atomic
+    thread_safe (0.3.1)
+      atomic (>= 1.1.7, < 2)
     tilt (1.4.1)
     timers (1.1.0)
     tinder (1.9.3)
@@ -530,7 +530,7 @@ GEM
       eventmachine (>= 0.12.8)
       http_parser.rb (~> 0.5.1)
       simple_oauth (~> 0.1.4)
-    tzinfo (0.3.38)
+    tzinfo (0.3.39)
     uglifier (2.3.2)
       execjs (>= 0.3.0)
       json (>= 1.8.0)
@@ -593,7 +593,7 @@ DEPENDENCIES
   gitlab-grack (~> 2.0.0.pre)
   gitlab-linguist (~> 3.0.0)
   gitlab_emoji (~> 0.0.1.1)
-  gitlab_git (~> 5.7.1)
+  gitlab_git (~> 5.8)
   gitlab_meta (= 6.0)
   gitlab_omniauth-ldap (= 1.0.4)
   gon (~> 5.0.0)