Async Hardware Components

[saikishor]

Needs : ros-controls/realtime_tools#168

This is to move towards the new async handling approach that we have done in a different PR also for the controllers.

[mergify]

This pull request is in conflict. Could you fix it @saikishor?

[saikishor]

Resolved conflicts!

[mergify]

This pull request is in conflict. Could you fix it @saikishor?

[mergify]

This pull request is in conflict. Could you fix it @saikishor?

[codecov]

Codecov Report

Attention: Patch coverage is 93.33333% with 13 lines in your changes missing coverage. Please review.

Project coverage is 87.45%. Comparing base (a6e44ab) to head (f6a2d15).

Files with missing lines	Patch %	Lines
.../include/hardware_interface/actuator_interface.hpp	85.71%	3 Missing and 2 partials ⚠️
...ce/include/hardware_interface/system_interface.hpp	85.71%	3 Missing and 2 partials ⚠️
hardware_interface/src/resource_manager.cpp	66.66%	2 Missing ⚠️
hardware_interface/src/component_parser.cpp	91.66%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1567      +/-   ##
==========================================
+ Coverage   86.90%   87.45%   +0.55%     
==========================================
  Files         118      117       -1     
  Lines       11438    11547     +109     
  Branches     1051     1063      +12     
==========================================
+ Hits         9940    10099     +159     
+ Misses       1131     1084      -47     
+ Partials      367      364       -3     

Flag	Coverage Δ
unittests	87.45% <93.33%> (+0.55%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
controller_manager/src/controller_manager.cpp	77.05% <ø> (+0.22%)	⬆️
...rface/include/hardware_interface/hardware_info.hpp	100.00% <ø> (ø)
...ce/include/hardware_interface/sensor_interface.hpp	96.77% <100.00%> (+3.02%)	⬆️
hardware_interface/src/actuator.cpp	74.82% <100.00%> (ø)
hardware_interface/src/sensor.cpp	72.26% <100.00%> (ø)
hardware_interface/src/system.cpp	74.82% <100.00%> (ø)
hardware_interface/test/test_component_parser.cpp	98.85% <100.00%> (+0.04%)	⬆️
...rface_testing/test/test_components/test_system.cpp	90.00% <100.00%> (+0.20%)	⬆️
...e_interface_testing/test/test_resource_manager.cpp	99.40% <100.00%> (+0.07%)	⬆️
hardware_interface/src/component_parser.cpp	94.34% <91.66%> (-0.09%)	⬇️
... and 3 more

... and 2 files with indirect coverage changes

[mergify]

This pull request is in conflict. Could you fix it @saikishor?