update gemfile

Gemfile

@@ -4,4 +4,4 @@ source "https://rubygems.org"
 
 git_source(:github) {|repo_name| "https://github.com/#{repo_name}" }
 
-gem "cocoapods", '~> 1.6.0'
+gem "cocoapods"

Gemfile.lock

@@ -2,18 +2,18 @@ GEM
   remote: https://rubygems.org/
   specs:
     CFPropertyList (3.0.0)
-    activesupport (4.2.11)
+    activesupport (4.2.11.1)
       i18n (~> 0.7)
       minitest (~> 5.1)
       thread_safe (~> 0.3, >= 0.3.4)
       tzinfo (~> 1.1)
     atomos (0.1.3)
     claide (1.0.2)
-    cocoapods (1.6.1)
+    cocoapods (1.7.5)
       activesupport (>= 4.0.2, < 5)
       claide (>= 1.0.2, < 2.0)
-      cocoapods-core (= 1.6.1)
-      cocoapods-deintegrate (>= 1.0.2, < 2.0)
+      cocoapods-core (= 1.7.5)
+      cocoapods-deintegrate (>= 1.0.3, < 2.0)
       cocoapods-downloader (>= 1.2.2, < 2.0)
       cocoapods-plugins (>= 1.0.0, < 2.0)
       cocoapods-search (>= 1.0.0, < 2.0)
@@ -22,17 +22,17 @@ GEM
       cocoapods-try (>= 1.1.0, < 2.0)
       colored2 (~> 3.1)
       escape (~> 0.0.4)
-      fourflusher (>= 2.2.0, < 3.0)
+      fourflusher (>= 2.3.0, < 3.0)
       gh_inspector (~> 1.0)
       molinillo (~> 0.6.6)
       nap (~> 1.0)
       ruby-macho (~> 1.4)
-      xcodeproj (>= 1.8.1, < 2.0)
-    cocoapods-core (1.6.1)
+      xcodeproj (>= 1.10.0, < 2.0)
+    cocoapods-core (1.7.5)
       activesupport (>= 4.0.2, < 6)
       fuzzy_match (~> 2.0.4)
       nap (~> 1.0)
-    cocoapods-deintegrate (1.0.3)
+    cocoapods-deintegrate (1.0.4)
     cocoapods-downloader (1.2.2)
     cocoapods-plugins (1.0.0)
       nap
@@ -43,9 +43,9 @@ GEM
       netrc (~> 0.11)
     cocoapods-try (1.1.0)
     colored2 (3.1.2)
-    concurrent-ruby (1.1.4)
+    concurrent-ruby (1.1.5)
     escape (0.0.4)
-    fourflusher (2.2.0)
+    fourflusher (2.3.1)
     fuzzy_match (2.0.4)
     gh_inspector (1.1.3)
     i18n (0.9.5)
@@ -59,7 +59,7 @@ GEM
     thread_safe (0.3.6)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
-    xcodeproj (1.8.1)
+    xcodeproj (1.11.0)
       CFPropertyList (>= 2.3.3, < 4.0)
       atomos (~> 0.1.3)
       claide (>= 1.0.2, < 2.0)
@@ -70,7 +70,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
-  cocoapods (~> 1.6.0)
+  cocoapods
 
 BUNDLED WITH
    2.0.1