Added debug output to travis build

.travis.yml

@@ -22,4 +22,5 @@ install:
     - cd ../..
     - rm -rf cmocka-0.4.1
     - ./bootstrap.sh
+    - ruby test.rb
 script: ./configure --enable-ruby-plugins --enable-python-plugins --enable-c-plugins --disable-lua-plugins && make && make check

test.rb

@@ -0,0 +1,3 @@
+RbConfig::CONFIG.each { | elem |
+    puts elem
+}