Workaround for hang every few hours
Almanac: Exit condition for loop solving eccentric anomaly
Workaround for hang in calc_sat_pos(), iterative solver for eccentric anomaly
Merge pull request #13 from njoubert/master

SBP Updates from Niels

Pass-though context pointer to callbacks and read/write functions for easier C++ integration.

Many other small improvements.
Merge pull request #14 from njoubert/master

SBP Protocol Implementation: Clean up return values from sbp_process to ...
Add XML output to unit test runner.
Merge branch 'master' of github.com:swift-nav/libswiftnav
Add build mode for code coverage.
Merge pull request #15 from njoubert/master

SBP Protocol Tests: Adding two tests that check for reading only 1 byte ...
Fix whitespace and add note about how to properly handle float comparison in the future.
Merge pull request #16 from fnoble/ecc_anom_hang

Eccentric anomaly solver hang
Use Doppler for the velocity solution.
Removing unused fields from navigation_measurement_t, adding raw_doppler.
Adding function to calculate Doppler from time difference of carrier phase.
Merge pull request #18 from fnoble/tdcp

Doppler (and velocity) from TDCP
Fix bug with RTCMv3 PRN decode Added unit test for PRNs
Merge branch 'master' of github.com:swift-nav/libswiftnav
Added single difference type and generating function.
Initial import of CLAPACK 3.2.1 CMAKE direct from Netlib
CLAPACK and BLAS building both native and for Cortex M4
Initial import of CBLAS C interface to BLAS