PKG-INFO was forgotten

PKG-INFO

@@ -1,10 +1,10 @@
 Metadata-Version: 1.1
 Name: xrt
-Version: 1.1.0
-Summary: Ray tracing and wave propagation in x-ray regime, primarily meant for modeling synchrotron beamlines and beamline elements
+Version: 1.2.1
+Summary: Ray tracing and wave propagation in x-ray regime, primarily meant for modeling synchrotron sources, beamlines and beamline elements. Includes a GUI tool for creating scripts.
 Home-page: http://pythonhosted.org/xrt
-Author: ('Konstantin Klementiev', 'Roman Chernikov')
-Author-email: first DOT last AT gmail DOT com
+Author: Konstantin Klementiev, Roman Chernikov
+Author-email: first DOT last AT gmail DOT com for both
 License: MIT License
 Description: 
         Package xrt (XRayTracer) is a python software library for ray tracing and wave
@@ -14,6 +14,7 @@ Description:
 
         Features of xrt
         ---------------
+
         * *Rays and waves*. Classical ray tracing and wave propagation via Kirchhoff
           integrals, also freely intermixed. No further approximations, such as thin
           lens or paraxial. The optical surfaces may have figure errors, analytical or
@@ -46,15 +47,16 @@ Description:
         * *Synchrotron sources*. Bending magnet, wiggler, undulator and elliptic
           undulator are calculated internally within xrt. There is also a legacy
           approach to sampling synchrotron sources using the codes `ws` and `urgent`
-          which are parts of XOP package. Please look the section `Comparison of
-          synchrotron source codes` for the comparison between the implementations. If
+          which are parts of XOP package. Please look the section "Comparison of
+          synchrotron source codes" for the comparison between the implementations. If
           the photon source is one of the synchrotron sources, the total flux in the
           beam is reported not just in number of rays but in physical units of ph/s.
           The total power or absorbed power can be opted instead of flux and is
           reported in W. The power density can be visualized by isolines. The magnetic
           gap of undulators can be tapered. Undulators can be calculated in near field.
-          Undulators can be calculated on GPU, with a high gain in computation speed,
-          which is important for tapering and near field calculations.
+          Custom magnetic field is also possible. Undulators can be calculated on GPU,
+          with a high gain in computation speed, which is important for tapering and
+          near field calculations.
 
         * *Shapes*. There are several predefined shapes of optical elements implemented
           as python classes. The inheritance mechanism simplifies creation of other
@@ -94,6 +96,10 @@ Description:
           parts of the incoming beam meet different surfaces. Examples of such optics
           are poly-capillaries and Wolter mirrors.
 
+        * *Singular optics*. xrt correctly propagates vortex beams, which can be used
+          for studying the creation of vortex beams by transmissive or reflective
+          optics.
+
         * *Global coordinate system*. The optical elements are positioned in a global
           coordinate system. This is convenient for modeling a real synchrotron
           beamline. The coordinates in this system can be directly taken from a CAD
@@ -108,7 +114,8 @@ Description:
         * *Portability*. xrt runs on Windows and Unix-like platforms, wherever you can
           run python.
 
-        * *Examples*. xrt comes with many examples, see the galleries.
+        * *Examples*. xrt comes with many examples; see the galleries, the links are at
+          the top bar.
 
         xrtQook -- a GUI for creating scripts
         -------------------------------------
@@ -128,10 +135,10 @@ Description:
 
         Dependencies
         ------------
-        numpy, scipy and matplotlib are required. If you use OpenCL for calculations on
-        GPU or CPU, you need AMD/NVIDIA drivers, ``Intel CPU only OpenCL runtime``
-        (these are search key words), pytools and pyopencl. Spiderlib is highly
-        recommended for nicer view of xrtQook.
+        numpy, scipy matplotlib are required. If you use OpenCL for calculations on GPU
+        or CPU, you need AMD/NVIDIA drivers, ``Intel CPU only OpenCL runtime`` (these
+        are search key words), pytools and pyopencl. Spyderlib (the foundation of
+        Spyder IDE) is highly recommended for nicer view of xrtQook.
 
         Python 2 and 3
         --------------