Fixed issue #247 "Check message queue between kernel and GUI"
Also fixed rare issue in the handling of vector variables
Implemented ticket #244 "Move duplicate code analysis to secondary thread"
(Also added some little fixes to the plotting component)
Fixed issue #245 "'region' is not available for data sets"
Codemanagement changes (No issue)
Implemented ticket #238 "Add more constants to NumeRe"
Implemented ticket #236 "Add constants to the symbol tree"
Implemented ticket #234 "Simplify the implementation of new functions"
Additional fix for the debugger, which was pointing to the wrong line.
Implemented ticket #232 "Add a default page to the editor"
Implemented ticket #233 "Create a processor clock function"
Fixed little visual glitch in the terminal