Editing Release Notes (section)

==Release 2.0 (2017-07-08)==

===Additions and enhancements===

To the reproducible documents collection:

* xjtu/mcaseislet: Seislet-based morphological component analysis using scale-dependent exponential shrinkage (Yang and Fomel)
* tccs/aii: Structure-constrained relative acoustic impedance using stratigraphic coordinates (Karimi)
* jlu/riesz: Seismic dip estimation based on the two-dimensional Hilbert transform and its application in random noise attenuation (Liu, Chen, Wang, Liu, Wang, and Zhang)
* sep/balance: Iterative least-square inversion for amplitude balancing (Berlioux and Harlan)
* sep/elliptic2: The double-elliptic approximation in the group and phase domains (Dellinger and Muir)
* sep/sparse2: Test case for PEF estimation with sparse data II (Brown, Claerbout, and Fomel)
* tccs/vscan: Velocity analysis using similarity-weighted semblance (Chen, Liu, and Chen)
* tccs/group3: On anelliptic approximations for qP velocities in TI and orthorhombic media (Sripanich and Fomel)
* tccs/dbortho: Iterative deblending with multiple constraints based on shaping regularization (Chen)
* lju/vdseislet: Signal and noise separation in prestack seismic data using velocity-dependent seislet transform (Liu, Fomel, and Liu)
* tccs/fraclapl: Viscoacoustic modeling and imaging using low-rank approximation (Sun, Zhu, and Fomel)
* tccs/svmf: Deblending using a space-varying median filter (Chen)
* tccs/shemd: Random noise attenuation by a selective hybrid approach using f-x empirical mode decomposition (Chen, Gan, Liu, Yuan, Zhang, and JIn) 
* tccs/orthogroll: Ground-roll noise attenuation using a simple and effective approach based on local bandlimited orthogonalization (Chen, Jiao, Ma, Chen, Zhou, and Gan)
* tccs/intshape: Seismic data interpolation using nonlinear shaping regularization (Chen, Zhang, and Mo)
* tccs/dsd: Double sparsity dictionary for seismic noise attenuation (Chen, Ma, and Fomel)
* sep/geostat: Multiple realizations using standard inversion techniques (Clapp)
* tongji/qswave: Simulating propagation of separated wave modes in general anisotropic media, Part II: qS-wave propagators (Cheng and Kang)
* tccs/onestep: Lowrank one-step wave extrapolation for reverse-time migration (Sun, Fomel, and Ying)
* tongji/decoupledpropagation: Simulating propagation of decoupled elastic waves using low-rank approximate mixed-domain integral operators for anisotropic media (Cheng, Alkhalifah, Wu, Zou, and Wang)
* tccs/interval: Theory of interval traveltime parameter estimation in layered anisotropic media (Sripanich and Fomel)
* tccs/decomp: Elastic wave-vector decomposition in heterogeneous anisotropic media (Sripanich, Fomel, Sun, and Cheng)
* tccs/hyper3: 3D generalized nonhyperboloidal moveout approximation (Sripanich, Fomel, Stovas, and Hao)
* tccs/pi: Analytical path-summation imaging of seismic diffractions (Merzlikin and Fomel)
* tccs/ovc: Diffraction imaging and time-migration velocity analysis using oriented velocity continuation (Decker, Merzlikin, and Fomel)

To SCons:

* splitting auxiliary inputs when split= involves 'omp' or 'mpi'
* Upgraded to scons-2.5.1

To documentation:

To APIs:

* name= parameter in File for Python API
* Julia API

To the Python package:

To programs:

* user/zdzhang: New contributor (Zhendong Zhang)
* splitting auxiliary inputs in sfomp and sfmpi
* set delrt in trace headers in sfsegywrite
* header= parameter in sfcsv2rsf
* user/kregimbal: New contributor (Kelly Regimbal)
* user/dmerzlikin: New contributor (Dmitrii Merzlikin)
* user/sbader: New contributor (Sean Bader)
* char to int conversion in sfdd

===Bug fixes===

In the reproducible documents collection:

* Fixed links to the data files in the case of a non-default data server

In documentation:

* Fixed file names in selfdocs

In APIs:

* Fixed memory bug in stretch.c

In the Python package:

* Fixed parsing of comments in Fortran-90 programs

In programs:

* Fixed segmentation fault for sffft1 with no FFTW and no OMP
* Fixed case n1 > n2 in sfsvd
* Fixed join over a different axis in sfomp and sfmpi
* Fixed mwt= parameter in sfconjgrad
* Fixed half-order differentiation in sfslant
* Fixed offset handling in sfinmo

In the build system:

* Fixed installation of the gallery scripts
* Improved configuration for Fortran-90 programs
* Fixed Java API installation on Linux