...

Gemfile

@@ -62,8 +62,8 @@ gem 'devise'
 gem 'bootstrap-sass'
 
 #Gruff (graphs and charts)
-gem 'rmagick'
-gem 'gruff'
+#gem 'rmagick'
+#gem 'gruff'
 
 #Chart js
 gem 'chart-js-rails'
@@ -72,4 +72,4 @@ gem 'chart-js-rails'
 gem 'mina'
 
 gem 'rubycritic', require: false
-gem 'locastyle'
\ No newline at end of file
+gem 'locastyle'

Gemfile.lock

@@ -102,8 +102,6 @@ GEM
       sexp_processor (~> 4.4)
     globalid (0.3.5)
       activesupport (>= 4.1.0)
-    gruff (0.6.0)
-      rmagick (>= 2.13.4)
     http-cookie (1.0.2)
       domain_name (~> 0.5)
     i18n (0.7.0)
@@ -185,7 +183,6 @@ GEM
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 3.0)
       netrc (~> 0.7)
-    rmagick (2.15.4)
     ruby_parser (3.7.1)
       sexp_processor (~> 4.1)
     rubycritic (1.4.0)
@@ -263,7 +260,6 @@ DEPENDENCIES
   chart-js-rails
   coffee-rails (~> 4.1.0)
   devise
-  gruff
   jbuilder (~> 2.0)
   jquery-rails
   jquery-turbolinks
@@ -273,7 +269,6 @@ DEPENDENCIES
   pg
   puma
   rails (= 4.2.0)
-  rmagick
   rubycritic
   sass-rails (~> 5.0)
   sdoc (~> 0.4.0)
@@ -283,6 +278,3 @@ DEPENDENCIES
   turbolinks
   uglifier (>= 1.3.0)
   web-console (~> 2.0)
-
-BUNDLED WITH
-   1.10.6