Lsl

* Bumped the minimum PyFITS version to 3.2
* Fixed a bug in setup.py that causes it to crash when 'pkg-config' is not installed
* Fixed a memory leak in the new, more flexible lsl.reader modules
* Fixed a problem with the data ordering in the lsl.writer modules when a high time resolution (<~2 ms) is used
* Fixed a bug in the DR spectrometer reader which incorrectly mapped tuning 2, Stokes I for IQUV-mode observations
* Fixed a bug in the new measurement set writer
* Added multiple IF support to the FITS IDI writer and reader
* Added multiple IF/spectral window support to the CASA measurement set writer
* Worked on making the lsl.writer.fitsidi and lsl.writer.measurementset modules more robust
* Fixed a bugs in the VDIF reader and writer
* Fixed a few bugs in the scripts that ship with LSL
* Added unittest2 as an extra dependency for Python 2.6

* Added a new lsl.common.color module to help bring color to ANSI terminals
* Small fix to lsl.imaging.utils.plotGriddedImage() to get the image scale correct for non-all-sky images
* Finished moving imageIDI.py over to using the lsl.imaging modules
* Changed the default FFT length in correlateTBN.py to 16 channels
* Fixed a bug in lsl.common.sdf/sdfADP that caused parseSDF() to crash on SDFs generated by MCS when beam delays/gains were specified
* Updated lsl.common.sdfADP to allow two beams at LWA-SV
* Cleaned up a few messages in lsl.sim.vis and lsl.reader.ldp so that they use the warnings module
* Made problems in lsl.statistics.robust raise ValueErrors if a problem is encountered
* Added functions to lsl.common.adp to calculate the magnitude response of the TBN and DRX filters
* Small fix to lsl.common.metabundle(ADP).getSessionMetaData() to make it more robust
* Updated the lsl.skymap.SkyMapLFSM module to the 2018 April 23 version of the model
* Added support for the UQR global ionospheric model to the lsl.misc.ionosphere module
* Updated the lsl.reader.cor module to support what ADP at LWA-SV is currently capable of generating
* Added OVRO-LWA as a valid station for a few of the LSL scripts that do not depend on detailed configuration information
* Fixed a bug in lsl.common.metabundle*.getSessionMetaData() when parsing metadata from failed observations
* Various performance enhancements to the C extentions in lsl.correlator
* Updated the various lsl.reader extensions to use the read() method of the filehandle to make them more flexible
* Improved support for TBF in the lsl.reader.ldp module
* Added a writeto() method to lsl.common.sdf/sdfADP.Project to make it easier to write an SDF to a file
* Fixed a bug in the PyFFTW usage in lsl.correlator.filterbank and fixed the output scaling
* Added a new lsl.version.get_fingerprint() function to help keep track of local changes made to the LSL installation
* Added support for writing correlated data to a CASA measurement set
* Added ARX filter response measurements for Sevilleta

* Added a new lsl.common.adp module to help describe ADP
* Added support for MCS working with ADP-based stations
* Added support for SDFs for ADP-based stations
* Addes support for metadata handling for ADP-based stations
* Added support for ADP TBF data
* Added support for ADP COR data
* Added support for complex antenna response to lsl.sim.nec_util.NECPattern
* Dropped support for block reads in lsl.reader.drx and lsl.reader.tbn
* Added a new interface attribute to lsl.common.stations.LWAStationBase instances
* Added support for auto-copy to the LWAUCF in the lsl.common.sdf and lsl.common.sdfADP modules
* Added a function to lsl.common.stations, getFullStations(), to return a list of full stations
* General code clean-up using pylint
* Fixed various bugs found in pylint in seldom-used routines
* Moved the C extensions over to version 1.7 of the Numpy C API
* Added a new OMP_SCHEDULER macro the the various C extensions to help control how OpenMP schedules things
* Added more robust error handling inside the C extensions to help make segfaults more rare
* Released the GIL inside the various computing C extensions and some of the LWA file format readers
* Added a backport of the Python3 LRU cache module to help with internal caching
* Added a new LSLInterfaces attribute to lsl.common.station.LWAStation instances to help keep track of which station uses which modules
* Updated various scripts that ship with LSL to support data from LWA-SV
* Updated the lsl.reader.ldp module to issue warnings on timetag errors when 'ignoreTimeTagErrors' is set to True
* Updated the lsl.skymap module to include the Low Frequnecy Sky Model (LFSM)
* Added an option for applying an empirical correction to the dipole power pattern to driftcurve.py and plotAntenna.py

* Fixed a missing import statement and a couple of bugs in splitTBN.py
* Fixed a conjugation problem in the lsl.writer.fitsidi module that caused the image to be transposed in AIPS
* Fixed a conjugation problem in the lsl.utils.imaging module that caused images created from FITS-IDI files to be transposed
* Fixed a source enumeration problem in the lsl.writer.fitsidi module that caused excessive source IDs
* Fixed a bug in lsl.reader.vdif that caused gofast.c not to compile with newer versions of gcc
* Fixed several problems when using LSL with Numpy >=1.12
* Updated test_geodesy.py to work with the revised EOP parameter files
* Fixed a formatting typo in lsl.reader.ldp when getInfo() tries to return an invalid key
* Fixed a bug in lsl.reader.buffer that could lead to some invalid frames being added to the buffer
* Dropped support for ADP DRX8 in the lsl.reader.buffer module
* Dropped support for FreeBSD
* Added support for printing to location of sync. errors in the lsl.reader modules

* Applied a fix for the course FIFO phase jumps in the core.c FEngineC2/3 functions.

* Re-fixed a bug in the complex functions in lsl.correlator._spec and lsl.correlator._stokes that caused the negative frequencies in odd-sized FFTs to be unpacked incorrectly