update Gemfile

Author: KHOUBZA Younes

.gitignore

@@ -1,3 +1,4 @@
 node_modules/
 .jekyll-cache/
-_site/
+_site/
+.idea/

Gemfile

@@ -10,6 +10,7 @@ source "https://rubygems.org"
 gem "jekyll", "~> 4.1.1"
 # This is the default theme for new Jekyll sites. You may change this to anything you like.
 gem "minima", "~> 2.5"
+gem "kramdown", ">= 2.3.1"
 # If you want to use GitHub Pages, remove the "gem "jekyll"" above and
 # uncomment the line below. To upgrade, run `bundle update github-pages`.
 # gem "github-pages", group: :jekyll_plugins

Gemfile.lock

@@ -4,15 +4,15 @@ GEM
     addressable (2.7.0)
       public_suffix (>= 2.0.2, < 5.0)
     colorator (1.1.0)
-    concurrent-ruby (1.1.7)
+    concurrent-ruby (1.1.8)
     em-websocket (0.5.2)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0.6.0)
     eventmachine (1.2.7)
-    ffi (1.13.1)
+    ffi (1.15.0)
     forwardable-extended (2.6.0)
     http_parser.rb (0.6.0)
-    i18n (1.8.5)
+    i18n (1.8.10)
       concurrent-ruby (~> 1.0)
     jekyll (4.1.1)
       addressable (~> 2.4)
@@ -31,7 +31,6 @@ GEM
       terminal-table (~> 1.8)
     jekyll-feed (0.15.1)
       jekyll (>= 3.7, < 5.0)
-    jekyll-postcss (0.4.0)
     jekyll-redirect-from (0.16.0)
       jekyll (>= 3.3, < 5.0)
     jekyll-sass-converter (2.1.0)
@@ -42,12 +41,12 @@ GEM
       jekyll (>= 3.7, < 5.0)
     jekyll-watch (2.2.1)
       listen (~> 3.0)
-    kramdown (2.3.0)
+    kramdown (2.3.1)
       rexml
     kramdown-parser-gfm (1.1.0)
       kramdown (~> 2.0)
     liquid (4.0.3)
-    listen (3.3.3)
+    listen (3.5.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     mercenary (0.4.0)
@@ -61,7 +60,7 @@ GEM
     rb-fsevent (0.10.4)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    rexml (3.2.4)
+    rexml (3.2.5)
     rouge (3.26.0)
     safe_yaml (1.0.5)
     sassc (2.4.0)
@@ -77,13 +76,13 @@ PLATFORMS
 DEPENDENCIES
   jekyll (~> 4.1.1)
   jekyll-feed (~> 0.12)
-  jekyll-postcss
   jekyll-redirect-from
   jekyll-sitemap
+  kramdown (>= 2.3.1)
   minima (~> 2.5)
   tzinfo (~> 1.2)
   tzinfo-data
   wdm (~> 0.1.1)
 
 BUNDLED WITH
-   2.2.0
+   2.2.16