Log Message:
Update kscope to 1.5.0

New: Make front-end (Rudimentary)
New: Global bookmarks list
New: Support for Cscope's -c and -D command-line options (-D requires a
 patch to Cscope)
Improved: Detect Cscope's executable and capabilities on each load
Improved: Graph windows are no longer top-level (can be minimised or
 hidden behind the main window)
Improved: Do not automatically open a project if it was already loaded by
 another instance of KScope
Improved: Show #include directives in the tag list
Bug fix: Better calculation of the area defined by a graph arrow
Bug fix: Files could not be found in the file list when using a common root