added functions to inspect estimation process
Merge branch 'master' of github.com:swift-nav/libswiftnav
added IAR MLE output
added setter for dgnss_settings
added function to get amb_kf cov
various bug-fixes and debugging messages
added test for unanimous ambs and bugfixes
bugfix in new baseline calc
singularity fixes in covariance
added FLL aiding to carrier PLL
fixed tracking loop FLL gains
merged the changes fergus made to my patch
Merge branch 'ian_merge' of github.com:fnoble/libswiftnav
Added lots of documentation
IAR test update checks for empty pool
On IAR reset adds empty element to pool
Adding unit test for memory pool empty check function.
Small fixes for errors introduced in merge.
Fixing some compiler warnings.