Modified the biotac hand model to have the biotacs for FFJ2, MFJ2 and thumb
trying to get self_tests to work on the real hand
added try catch to remove the failing subscribe
asynchronous check for the tests
Created a method to get the topic type from the topic name (uses the rostopic command line tool). This method is now part of test_joint_movement.cpp but ideally should be in sr_utilities. Several small fixes
Fixed sensor noise test
Merge pull request #39 from shadow-robot/F_test_on_hw

F test on hw