ros_lib install error--failed to generate libraries for tf package

edit

when I create the ros_lib in the sketchbook/libraries, one of the libraries was not installed.And the info of error is as followed.ps:Something unnecessary was omited, such as the messages that other libraries was created successfully.

```

Exporting to .

    [tf]: Unable to find dependency: angles
ROS path [0]=/opt/ros/indigo/share/ros
ROS path [1]=/home/ubuntu/catkin_ws/install/share
ROS path [2]=/home/ubuntu/catkin_ws/install/stacks
ROS path [3]=/opt/ros/indigo/share
ROS path [4]=/opt/ros/indigo/stacks. Messages cannot be built.
...
...
*** Warning, failed to generate libraries for the following packages: ***
        tf (missing dependency: angles)
Traceback (most recent call last):
File "/home/ubuntu/catkin_ws/install/share/rosserial_arduino/make_libraries.py", line 91, in <module>
    rosserial_generate(rospack, path+"/ros_lib", ROS_TO_EMBEDDED_TYPES)
File "/home/ubuntu/catkin_ws/install/lib/python2.7/dist-packages/rosserial_client/make_library.py", line 584, in rosserial_generate
    raise Exception("Failed to generate libraries for: " + str(failed))
Exception: Failed to generate libraries for: ['tf (missing dependency: angles)']

```