Merge pull request #59 from splitrb/dependabot/bundler/sinatra-2.2.2

Bump sinatra from 2.2.1 to 2.2.2

Author: andrehjr

Gemfile.lock

@@ -1,24 +1,24 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    mustermann (1.1.1)
+    mustermann (2.0.2)
       ruby2_keywords (~> 0.0.1)
     rack (2.2.4)
-    rack-protection (2.2.1)
+    rack-protection (2.2.2)
       rack
     redis (4.5.1)
     ruby2_keywords (0.0.5)
     rubystats (0.3.0)
-    sinatra (2.2.1)
-      mustermann (~> 1.0)
+    sinatra (2.2.2)
+      mustermann (~> 2.0)
       rack (~> 2.2)
-      rack-protection (= 2.2.1)
+      rack-protection (= 2.2.2)
       tilt (~> 2.0)
     split (4.0.1)
       redis (>= 4.2)
       rubystats (>= 0.3.0)
       sinatra (>= 1.2.6)
-    tilt (2.0.10)
+    tilt (2.0.11)
 
 PLATFORMS
   ruby