Remove Boost dependency (#235)

It wasn't being used so there's no need to depend on it.

Signed-off-by: Jacob Perron <jacob@openrobotics.org>

README.md

@@ -23,9 +23,6 @@ Required:
   * [empy](http://www.alcyone.com/pyos/empy/) - Python templating library
   * [catkin_pkg](http://pypi.python.org/pypi/catkin_pkg/) - Runtime Python library for catkin
 
-Optional (for tests): 
-* [Boost](http://www.boost.org/) - Boost C++ librairies
-
 Optional (for documentation):
 * [Doxygen](http://www.doxygen.org/) - Documentation generation tool
 * [graphviz](http://www.graphviz.org/) - Graph visualization software

package.xml

@@ -21,6 +21,4 @@
 
   <buildtool_depend>catkin</buildtool_depend>
 
-  <test_depend>boost</test_depend>
-
 </package>

tests/CMakeLists.txt

@@ -1,6 +1,6 @@
 if(UNIX)
     catkin_add_gtest(${PROJECT_NAME}-test unix_serial_tests.cc)
-    target_link_libraries(${PROJECT_NAME}-test ${PROJECT_NAME} ${Boost_LIBRARIES})
+    target_link_libraries(${PROJECT_NAME}-test ${PROJECT_NAME})
     if(NOT APPLE)
         target_link_libraries(${PROJECT_NAME}-test util)
     endif()

tests/unix_serial_tests.cc

@@ -20,8 +20,6 @@ void loop()
 #include <string>
 #include "gtest/gtest.h"
 
-#include <boost/bind.hpp>
-
 // Use FRIEND_TEST... its not as nasty, thats what friends are for
 // // OMG this is so nasty...
 // #define private public