init of xraylib_wrap branch
add sub class of XrayLibWrap
add doc for options
more clean up
more overloading functions, eq, gt, lt...
use functools
change terms of element and info_type, use info_type for subclass for other cases in xraylib and remove optional for incident energy
use all attribute to output all the line information
add all rst file for fitting
clean bugs in doc
add parameters, with attributes, and put them in class level doc
add output in the examples
add document for getter function
add constants.py file and test
add constants.rst file
clean up files
update setup.py file
change float to dict, rm methods, and correct import
update doc
use xraylibwrap_energy