Merge pull request #147 from JustRamires/master

Ticket #4801
CheckUninitVar: Fixed GCC warning
Make cppcheck compile with VS again.
Fixed version number
Fix GUI compilation after d96fb577

Fixes ticket #4895

Thanks to PKEuS for telling me what to do :-)
Fixed segmentation fault in SymbolDatabase::SymbolDatabase(Ticket #4892)