Updated version to 4.9.
Enhanced documentation and used references as return values and argument.
Removed obsolete CVS Header.
The buildnumber is now augmented with a plus sign if local changes exist.
Updated CopasiVersion.h in the soruce distribution.
Fixed to retrieve the remote commit of the current branch instead of master.
fixed cps loading from stream for unittests
Merge branch 'Version-4.9' of git.copasi.org:COPASI into Version-4.9
Removed obsolete CVS Header.
Fixed determination whether the sources are modified.
CReadConfig works now with a stream as input.
Implemented reading CopasiML files from a stream.
Fixed incorrect if expression in buildUpdateSequence.
Enhanced documentation.
fixes to unittests

- utilities now uses the new method in CCopasiDataModel to read CPS files from streams
- fixed the call to newModel in some unittests
- fixed some methods in the SBMLImporter that got messed up when switching to the non-recursive CNodeIterator
added vim .swp files to be ignored by git
Fixed Bug 1811. The variable mData.mSaveFileName is now properly initialized for CopasiML files.
Removed CVS header.
improvements to CellDesigner import

- this commit fixes a crash for the "EMPTY" modification on proteins which is not mentioned in the spec
- makes some visual improvements for the degraded items (name is not displayed, size matches the one in CellDesigner more closely)
Fixed Bug 1805. White space characters are now ignored when comparing RDF annotations.