Adapt VERSION and CHANGELOG (only added new release date, since not all

issues are closed yet)

CHANGELOG

+BornAgain-1.14.0, released 2018.12.07
+
 BornAgain-1.13.0, released 2018.10.05
   > API changes
     1) Python: Switch from FitSuite to FitObjective (FitSuite is deprecated now)

Doc/Doxygen/Doxyfile

@@ -38,7 +38,7 @@ PROJECT_NAME           = "BornAgain"
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 1.13.99
+PROJECT_NUMBER         = 1.14.0
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a

VERSION.cmake

 set(BornAgain_VERSION_MAJOR 1)
-set(BornAgain_VERSION_MINOR 13)
-set(BornAgain_VERSION_PATCH 99)
+set(BornAgain_VERSION_MINOR 14)
+set(BornAgain_VERSION_PATCH 0)