* OpenCV 5 support
* RTABMapConfig.cmake, guard from including stereoRectifyFisheye.h
* unified opencv components at the same place
* fixing android build
* Confirmed stereo calibration with fisheye works. Fix camera start/top progress dialog not drawn. Opencv >=4.7 using new opencv's ArucoDetector class.
* pinning opencv for downstream apps
* Avoid changing object/image points between fisheye calibration
* Fixed stereo calib diverging when recalibrating same data
* removed not needed opencv c api
* fixing depthai build on opencv5
* bumped version
* Adding ci opencv5 with homebrew
* fixed ci script
* Fixed OptimizerCeres build with opencv5
Refactored how features are stored in Signature (significative memory optimization, causing major refactoring in Memory, RegistrationVis, OdometryF2M)
FLANN: optimized memory usage when Kp/IncrementalFlann is false
Added memory usage functions
Added statistics Loop/Visual_inliers_ratio/ and Memory/RAM_estimated/MB
EpipolarGeometry: templated findPairs functions
graph::filterLinks: added inverted option
LocalBundleOnLoopClosure: Force to use only neighbor links
MainWindow: fixed max depth filtering for map's features
Rtabmap::getSignatureCopy() fixed links not returned
Added UPlot::getAllCurveDataAsText() function.
DbViewer: fixed features not rendered in right view when failing ro refine a constraint
report: added --export and --export_prefix options (to export figures data)
Added Feature2D::generateKeypoints3D() for convenience.
Added parameter "Vis/PnPOpenCV2".
Added parameter "Vis/ForwardEstOnly".
Removed OdometryOpticalFlow class, replaced by OdometryF2F (frame-to-frame). To get the same previous OpticalFLow approach, parameter "Vis/CorType" should be set to 1.
Some parameters under group "OdomFlow/..." are now under "Vis/CorFlow...".
In Registration class, add computeTransformationMod() method to modify input signatures.
Added constructor Signature(SensorData) for convenience.
Modified words multimap used with cv::Point3f instead of pcl::PointXYZ to limit the use of PCL headers where they are not really required.
Added Stereo::create() for convenience.
Transform: fixed quaternion constructor where data_ was not initialized. Added parentheses operator for convenience.
DatabaseViewer: loading .rtabmap/rtabmap.ini instead of .rtabmap/dbViewer.ini when used from rtabmap application. Added vertical layout option for convenience.
MainWindow: fixed wrong Odometry speed values
ParametersToolBox: using QStackedWidget instead of a QToolBox for space, added "Restore Defaults" button.