* Merge branch 'migrate-to-statistics' into 'erbium-devel'
   Migrate to statistics
   See merge request control/pal_hardware_gazebo!6
* Migrate to statistics
* Merge branch 'check_version' into 'erbium-devel'
   added check gazebo version for compiling imu fix
   See merge request control/pal_hardware_gazebo!5
* fixe typo major -> minor
* fixed major minor issue
* added check gazebo version for compiling imu fix
* Merge branch 'fix_gazebo_8' into 'erbium-devel'
  fixed compilation issues
  See merge request control/pal_hardware_gazebo!4
* fixed compilation issues
* Contributors: Hilario Tome, Victor Lopez

  * sonar related launch call moved to pmb2.launch for easier overload
 * Fixed error during ros_control starting on pmb2
 * Merging metal base branch
 * add pmb2_hardware.yaml !
 * speed_limit add padding and sonar
 * Update maintainer
 * Remove rgbd layer
 * Remove references to xtion
 * Contributors: Bence Magyar, Jeremie Deray, Luca Marchionni

Replace #warning with #pragma message
Update backward to the latest version
Fx wrong LIBRARIES variable concatenation
Contributors: Victor Lopez

Add roslaunch solution and fix bug to tests walking motions.

while here, update repository / homepage infos

Changes since v2.2.0:

- add support for Clang/LLVM 5.0 and 6.0
- add support for Apple
- source-code modernization
- pretty printers for GDB

Add entity ddp-solver if possible.
Fix minor bugs.

Internal refactoring of log to fix bugs in saving force sensors and joint encoders.

Add missing rosconstrol-sot-parse-log.
Bump PKGREVISION to 1.

Fix DynamicPinocchio destructor

Minor fix remove inclusion of iostream

Remove dependency to sot-core
Convert Python Sequence to C++ vector matrix.

Uses real time logger
Expand RosPublish for Boolean and Int.

Set robot bounds.
Fix device memory management

Set robot bounds.
Fix device memory management

Grippers have fixed frames now.

Real time logger - Logs in binary format

Improve and update launch files for display.

Fix DynamicPinocchio destructor.

Minor fix: remove inclusion of iostream.

Add boundaries in Device
Make Add_of_(matrix,vector,double) variadic.
Add SwitchBoolean
Check that robot control is not NaN.

Add real-time-logger

Changes since v3.1.1:
- apply robotpkg's patches