Throw a helpful error if the java class path cannot be modified

Fixes #197
Fix "reset" and the current speed being unreadable with the default Ubuntu font size
Get rid of non-rigid body transform for Ttree of first body in PlanarNLink.
Convenience function to populate LCM message from struct
Merge pull request #201 from rdeits/rd-safer-java-path

Throw a helpful error if the java class path cannot be modified
Merge pull request #202 from rdeits/rd-fix-slider-widget

Fix "reset" and the current speed being unreadable on Ubuntu
Merge pull request #203 from rdeits/rd-populate-lcm

Convenience function to populate LCM message from struct
support test-specific timeouts in ctest for matlab unit tests
Merge pull request #204 from tkoolen/fixPlanarNLinkTtree

Fix non-rigid body transform for Ttree of first body in PlanarNLink
Merge branch 'master' into floatingBase