PX4 log import: Import full log as default
Add support for plotting offset states
Test harness: Add support for reading until file ends, fix magnetometer fusion
Give estimator a unique name
Updated filter, generalized filter interface to allow different state counts to be tested against each other
Plot pitch / velocity
Gyro offset checks and filter reset
Teach plot states to deal with 21, 22 or 23 states
21 state estimator test
Generalize interface
Fix time offset handling in PX4 log converter tool
Include 21 state header
Switching to 23 state filter
Extend velocity plot
Extend error reporting and handling
Additional reporting state
Extend reporting
Loosen reset threshold to 20 m/s
Report excessive covariance reset
estimator_23states: Filter Stability Improvements

This patch changes the way that magnetometer, wind and terrain offset state
updates are inhibited to reduce the likelihood of an ill-conditioned covariance
matrix forming