add .gitignore
catkinization of imu_tools metapackage
Merge pull request #16 from kth-ros-pkg/hydro

catkinization of imu_tools metapackage
updated README to reflect catkinization
README: update link
fix implementation of invSqrt()

The old invSqrt() implementation causes the estimate to diverge under
constant input. The problem was the line `long i = (long)&y;`, where 64
bits are read from a 32 bit number. Thanks to @tomas-c for spotting this
and pointing out the solution.

Fixes #17.
Merge pull request #20 from mintar/fix_invsqrt_union_method

fix implementation of invSqrt()
install nodelet xml file

Otherwise the nodelet can't be found
Merge pull request #24 from v4hn/install-nodelet

install nodelet xml file
add missing build dependency on generated config

This removes a racing condition from the build process.
Merge pull request #25 from v4hn/fix-missing-config-depends

add missing build dependency on generated config
CMakeLists: remove unnecessary link_directories, LIBRARY_OUTPUT_PATH
rviz_imu_plugin: install plugin_description.xml
Update CMakeLists.txt

- added missing installation rules for plugin
- fix imu plugin that doesn't work after catkin_make --install --instal-space /my/install/space
Merge pull request #26 from boris-il-forte/hydro

Update CMakeLists.txt (add install rules to rviz_imu_plugin)
Remove setting imu message frame to fixed/odom
Merge pull request #30 from mikepurvis/fix-frame

Remove setting imu message frame to fixed/odom