cppcheck-1.41

This release has many bug fixes and minor improvements.

Command line:
* You can now specify files to check through a file instead of through command line

New checks:
* simple checking of function constness
* readded check for unused variable
* duplicate typedefs
* STL: suspicious condition when checking result of find

Core improvements:
* rewrote a few error messages, to make them easier to understand
* better handling of pointer aliasing
* improved handling of templates
* various improvements in the leaks checking
* many improvements in the enum handling
* improved handling of typedefs
* more checking for suspicious pointer arithmetic

Bug fixes:
* Fixed crashes
* Fixed many false positives