2017-07-28

        * Version 1.4.0 released
        ========================

        Fix ctmodel bug for stacked analysis with diffuse maps or cubes (#2171)
        Install ctools header files (#2145)
        Parallelize event binning in ctbin using OpenMP (#1970)


2017-07-07

        * Bug fix version 1.3.1 released
        ================================

        ctbkgcube creates XML files compliant with non-CTA instruments (#2140)
        Reduce computation time of ctmodel and parallelize using OpenMP (#2147)
        Fix csresmap significance computation error (#2136)
        Use MigMatrixNoTheta2cut_offaxis and AngularPSF2DEtrue_offaxis histograms to
          compute PSF and energy dispersion IRFs (#2135)
        Add self.logFileOpen() to cstsmapsplit.execute() method (#2127)
        Properly forward working log file pointer in ctobssim::set_mc_id_names() (#2123)
        Correct computation of standard deviations in cssrcdetect
        csobsselect accepts an observation container upon construction


2017-06-07

        * Version 1.3.0 released
        ========================

        Correct covariance matrix computation in ctbutterfly (#2121)
        Add missing *.i SWIG file into release tarball (#2114)
        Add "phase" parameter to ctselect (#1996)
        Add ctprob tool (#1991)
        Implement regression scheme in cssens and remove num_avg parameter (#1989)
        Copy cscripts into bin directory instead of creating a symbolic links (#1987)
        If code originates from Git, always compile the Python bindings (#1985)
        Raise exception instead of exiting with return code in Python tests (#1983)
        Add ctphase tool (#1982)
        Support energy boundary FITS file in ctmapcube (#1978)
        Add csebins script (#1976)
        Consider RoI in ctskymap and use numerical integration for IRF (#1975)
        ctlike stores covariance matrix in either CSV or FITS format (#1863)
        Use correct ROOT histograms in csroot2caldb
        Implement Gaussian error propagation in ctbutterfly (#1862)
        Support of map cubes lying outside RoI in ctobssim 
        ctbkgcube throws exception if no background model is found (#1652)
        ctobssim adds Monte Carlo identifiers to simulated events (#1483)
        Set local language to english (#1370)
        Enhance logfile output of csroot2caldb script
        Set default deadc value to 0.98 (CTA has <2% deadtime)


2017-05-30

        * Bug fix version 1.2.1 released
        ================================

        Include SWIG interface files into tarball
        Avoid double execution to ctexpcube


2017-02-09

        * Version 1.2.0 released
        ========================

        Replace has_key() by in for Python 3.x compatibility (#1924)
        cslightcrv no longer accepts counts cubes on input (#1920)
        Set ctbin reference time to CTA reference time (#1922)
        Change ds9file parameter to outds9file
        Add cssrcdetect script (#1617)
        Add background subtraction to ctskymap tool (#1882)
        Add csobsselect script (#1881)
        Add csmodelselect script (#1879)
        Add startindex parameter to ctobssim (#1878)
        Fix energy boundary handline in cssens (#1873)
        Add outcovmat parameter to ctlike (#1863)
        Add publish parameter and methods to ctobssim, ctselect, cslightcrv and csspec (#1871)
        Add csviscube script (#1853)
        Add zenith and azimuth angle information to IRF caldb (#1853)
        Fix ctbin segfault bug for varying energy thresholds (#1850)
        Make csresmap enumbins parameter hidden (#1844)
        Rename ctskymap::map() to ctskymap::skymap() (#1828)
        Introduce ctobservation and ctlikelihood base classes (#1828, #1846)
        Remove ctselect::time_reference() method
        Add ctool and cscript pars() methods (#1838)
        Fix ctbin::save() bug for empty observation container (#1835)
        Fix exception when calling ctools clear() methods (#1835)
        Add support for new spectral models in ctulimit (#1832)
        Add support modules to cscripts (#1830)
        Fix lacking coverage measure for cscripts execution (#1827)
        Set "addbounds" parameters by default to "no" (#1819)


2016-07-24

        * Version 1.1.0 released
        ========================

        Adapt to new spatial (#1818) and spectral model names (#1821)
        Fix stacked analysis bias (#1819)
        Add background model science verification (#1815)
        Add cstsmapsplit script (#1797)
        Add unit tests for all example scripts
        Handle zero parameter errors in ctulimit (#1795)
        Compute counts cube weights in ctbin (#1789)
        Adapt to new stacked cube interface (#1788)
        Add ctools and cscripts unit tests
        Add "bgdoversample" and "bgdinfill" parameters to csroot2caldb
        Add csobsdef.pntdef() method (#1771)
        Add ctmapcube tool (#1760)
        Add "seed" parameter to cspull (#1755)
        Add ctedispcube tool (#1724)
        Test and import IACT scripts only for Python 2.6+ (#1715)
        Adapt to revise GTime operators (#1714)
        Add publish() methods to tools producing images (#1710)
        Read ahead output filename in cterror (#1700)
        Subdivide simulation energy range in ctobssim (#1673)
        Delete existing events before simulation in ctobssim (#1663)
        Add csiactcopy script (#1661)
        Add documentation for IACT analysis (#1646)
        ctselect allows usage of non-default events and GTI extensions (#1598)
        Add csworkflow workflow manager script (#1508)
        Support out of source builds (#1484)


2016-01-27

        * Bug fix version 1.0.1 released
        ================================

        Re-enable ctmodel computation for stacked analysis (#1609)
        Solve compatibility issues with Anaconda on Mac OS X (#1607)
        Change diffuse map for science verification


2015-12-18

        * Version 1.0.0 released
        ========================

        Update end-user documentation
        Rename cshessobs to csiactobs and add csiactdata (#1608)
        Ignore errors in El Capitan post processing (#1605)
        Change GException to RuntimeError in cscripts (#1604)
        Adapt to GammaLib interface changs (#1603)
        Add csobs2caldb script (#1579)
        Add csobsinfo, csmodelinfo, csmodelmerge, cstsmapmerge (#1578)
        Implement handling of stacked data in csspec (#1566)
        Resolve Python test problem on El Capitan (#1563)


2015-10-31

        * Version 0.10.0 released
        =========================

        Add science verification tests (#1555)
        Specifying --help on command line displays help text (#572)
        Limit power law parameters in ctbkgcube (#1547)
        Extend cspull to stacked analysis (#1503)
        Add tests for installed ctools version (#1486)
        Create cscripts Python module, move obsutils in that module (#1470)
        Add csinfo script (#1489)
        Removed obsutils.spectrum() function (replaced by csspec)
        Add cterror tool
        Check existence of ROI in ctbin (#1476)
        Allocate optimizer in ctlike upon construction (#1471)
        Move cscripts into the ctools Python module (#1470)


2015-05-22

        * Version 0.9.0 released
        ========================

        Adapt to GammaLib 0.10.0 interface
        Do not import automatically Python scripts
        Support INDEF/NONE/UNDEF/UNDEFINED parameters in ctselect
        Modify cssens parameter interface (#1426)
        Add csobsdef script (#1429)
        Add ctulimit tool (#1363)
        Allow ctmodel usage for stacked analysis from command line
        Correct rate check in ctobssim for map cubes (#1452)
        Handle background cubes for stacked analysis (#1371)
        Add csspec script (#1364)
        Add cslightcrv script (#1365)
        Correct sensitivity computation in cssens


2015-01-08

        * Bug fix version 0.8.1 released
        ================================

        Include Python wrappers in source code distribution


2014-11-08

        * Version 0.8.0 released
        ========================

        Clean-up public interface
        Adapt to GammaLib 0.9.0 interface
        Add ctexpcube tool (generates exposure cube)
        Add ctpsfcube tool (generates PSF cube)
        Add ctbkgcube tool (generates background cube)
        Add ctcubemask tool (masks event bins in event cube)
        Add cttsmap tool (generates TS map)
        Add ctbutterfly tool (generates butterfly diagram)
        Add csresmap script (generates residual map)
        Introduce ctool base class
        ctbin now always merges event lists into a single counts cube
        ctmodel now always creates a single model cube
        Support energy dispersion in ctobssim, ctlike and ctmodel	
        Correct ctobssim for thread safety
        Support save and user energy thresholds in ctselect
        Correctly apply time references in ctselect
        Reduce memory usage
        Move obsutils to ctools namespace
        Add several functions to obsutils
        Enhance documentation


2014-02-20

        * Bug fix Version 0.7.2 released
        ================================

        Add logL and event statistics to cspull output file
        Properly close temporary file in ctselect (#1149)


2014-02-05
        
        * Bug fix Version 0.7.1 released
        ================================
        
        Added missing hyphens in pfiles synchronisation section (#1091)
        Add configuration test script (#1091)
        Correctly filter instrument and id attributes in ctobssim
        Use reworked GCaldb for calibration data access (#1116)


2014-01-18

        * Version 0.7.0 released
        ========================

        Adapt to GammaLib-00-08-00 interface
        ctobssim now only simulates events within ROI and supports
          all kinds of data space models; time slice durations are
          determined based on source flux
        ctbin now implements LIN and FILE binning algorithms
        ctbin, ctskymap and ctmodel now generate maps with
          increasing longitude to the left
        Update parameter files if necessary


2012-12-21

        * Version 0.6.0 released
        ========================

        Add ctmodel tool
        Add usepnt parameter to ctselect
        Adapt to GammaLib-00-07-00 interface
        Correct ctobssim usage of seed value


2012-10-11

        * Bug fix version 0.5.2 released
        ================================

        Correct gcc 4.2.x OpenMP dlopen() test


2012-09-18

        * Bug fix version 0.5.1 released
        ================================

        clang++ compiler precedence is only taken for Mac OS X >= 10.7
        Omit Python checks if Python bindings are disabled
        Enhance OpenMP configuration on Darwin
        Export MACOSX_DEPLOYMENT_TARGET only for --enable-universalsdk
        Improve Python bindings configuration
        Add TEST_ENV_DIR to load library path


2012-09-14

        * Version 0.5.0 released
        ========================

	Add observation definition XML files support to ctobssim
        Improve logging information for ctlike
        Add OpenPM support


2012-03-08

        * Version 0.4.0 released
        ========================

        Add handling of observation definition XML files to ctselect
        Add handling of observation definition XML files to ctbin
        Add handling of observation definition XML files to ctlike
        Add deadtime correction factor to ctobssim
        No longer query output parameters first
        Remove method parameter from ctlike
        Replace evfile and cntmap parameters by infile parameter in ctlike
        Add configure options for Mac OSX universal builds
        Remove automake dependency tracking
        Improve building of Python bindings


2011-10-06

        * Version 0.3.0 released
        ========================

        Renamed to ctools


2011-10-03

        * Version 0.2.5 released
        ========================

        ctbin extracts the image centre from an observation if provided
        Add models directory
        Add examples directory
        Add scripts directory


2011-07-20

        * Version 0.2.4 released
        ========================

        Improve configure script
        Add scripts for ctatools environment setting


2011-07-09

        * Version 0.2.3 released
        ========================

        Improve configure script


2011-02-24

        * Version 0.2.1 released
        ========================

        Correct test environment
        Adjust Python wrapper compile option on Darwin


2011-02-21

        * Version 0.2.0 released
        ========================

        Standardize Python interface
        Add unit test (make check)
        Add html documentation


2011-02-02

        * Version 0.1.0 released
        ========================

        Initial release of the ctatools
