Upped rtp dep to 0.1.2 to undo jruby "fix"

rtp 0.1.1 intended to fix jruby compat, but actually broke it more,
thus causing some rtsp integration tests to fail.  0.1.2 undoes those
jruby fixes.

Gemfile.lock

@@ -3,7 +3,7 @@ PATH
   specs:
     rtsp (0.4.2)
       parslet (>= 1.1.0)
-      rtp (>= 0.1.1)
+      rtp (>= 0.1.2)
       sdp (~> 0.2.6)
 
 GEM
@@ -20,10 +20,7 @@ GEM
     diff-lcs (1.1.3)
     gherkin (2.11.5)
       json (>= 1.4.6)
-    gherkin (2.11.5-java)
-      json (>= 1.4.6)
     json (1.7.5)
-    json (1.7.5-java)
     log_switch (0.4.0)
     multi_json (1.3.7)
     parslet (1.4.0)
@@ -37,7 +34,7 @@ GEM
     rspec-expectations (2.12.0)
       diff-lcs (~> 1.1.3)
     rspec-mocks (2.12.0)
-    rtp (0.1.1)
+    rtp (0.1.2)
       bindata (~> 1.4)
       log_switch (>= 0.4.0)
     sdp (0.2.9)
@@ -50,7 +47,6 @@ GEM
     yard (0.8.3)
 
 PLATFORMS
-  java
   ruby
 
 DEPENDENCIES

rtsp.gemspec

@@ -26,7 +26,7 @@ http://www.ietf.org/rfc/rfc2326.txt}
   s.test_files = Dir.glob("{spec,features}/**/*")
 
   s.add_runtime_dependency "parslet", ">= 1.1.0"
-  s.add_runtime_dependency "rtp", ">= 0.1.1"
+  s.add_runtime_dependency "rtp", ">= 0.1.2"
   s.add_runtime_dependency "sdp", "~> 0.2.6"
 
   s.add_development_dependency "bundler"