Move JSObfu a gem then pull it into the Rex namespace.

Author: jvennix-r7

Gemfile.lock

@@ -5,14 +5,14 @@ PATH
       actionpack (< 4.0.0)
       activesupport (>= 3.0.0, < 4.0.0)
       bcrypt
+      jsobfu (~> 0.1.6)
       json
       metasploit-model (~> 0.26.1)
       meterpreter_bins (= 0.0.7)
       msgpack
       nokogiri
       packetfu (= 1.1.9)
       railties
-      rkelly-remix (= 0.0.6)
       robots
       rubyzip (~> 1.1)
       sqlite3
@@ -90,6 +90,8 @@ GEM
     hike (1.2.3)
     i18n (0.6.11)
     journey (1.0.4)
+    jsobfu (0.1.6)
+      rkelly-remix (= 0.0.6)
     json (1.8.1)
     mail (2.5.4)
       mime-types (~> 1.16)