Bundler 1 compatibility

Gemfile.lock

@@ -8,8 +8,7 @@ GEM
     coderay (1.1.2)
     domain_name (0.5.20190701)
       unf (>= 0.0.5, < 1.0.0)
-    ffi (1.11.2)
-    htmlentities (4.3.4)
+    ffi (1.11.3)
     http-accept (1.7.0)
     http-cookie (1.0.3)
       domain_name (~> 0.5)
@@ -17,6 +16,7 @@ GEM
     listen (3.2.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
+    maruku (0.7.3)
     method_source (0.9.2)
     mime-types (3.3)
       mime-types-data (~> 3.2015)
@@ -27,7 +27,7 @@ GEM
     netrc (0.11.0)
     nokogiri (1.10.5)
       mini_portile2 (~> 2.4.0)
-    parallel (1.19.0)
+    parallel (1.19.1)
     parser (2.6.5.0)
       ast (~> 2.4.0)
     pry (0.12.2)
@@ -74,11 +74,11 @@ GEM
       rack-protection (= 2.0.7)
       sinatra (= 2.0.7)
       tilt (~> 2.0)
-    solargraph (0.37.2)
+    solargraph (0.38.0)
       backport (~> 1.1)
       bundler (>= 1.17.2)
-      htmlentities (~> 4.3, >= 4.3.4)
       jaro_winkler (~> 1.5)
+      maruku (~> 0.7, >= 0.7.3)
       nokogiri (~> 1.9, >= 1.9.1)
       parser (~> 2.3)
       reverse_markdown (~> 1.0, >= 1.0.5)
@@ -108,4 +108,4 @@ DEPENDENCIES
   solargraph
 
 BUNDLED WITH
-   2.0.2
+   1.17.3