Update rexml

Author: adfoster-r7

Gemfile.lock

@@ -450,8 +450,8 @@ GEM
     rex-text (0.2.58)
     rex-zip (0.1.5)
       rex-text
-    rexml (3.2.8)
-      strscan (>= 3.0.9)
+    rexml (3.3.6)
+      strscan
     rkelly-remix (0.0.7)
     rspec (3.13.0)
       rspec-core (~> 3.13.0)

docs/Gemfile.lock

@@ -76,8 +76,8 @@ GEM
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    rexml (3.2.7)
-      strscan (>= 3.0.9)
+    rexml (3.3.6)
+      strscan
     rouge (4.0.0)
     safe_yaml (1.0.5)
     sassc (2.4.0)