commitmonitor Code

* Ask for the file first, then for the password.
* Allow an empty password
(Fixes issue #406) : Load *.cmprj file without password imposible

Remove the "using namespace std" statements and explicitly refer to the std namespace where needed.

Use smart pointers for allocating memory and fix a few memory leaks while doing so.
Also replace our custom auto_buffer with std::unique_ptr<>.

* add an empty line after the license header
* remove unneeded empty lines at the end of files
* use the right case for the includes
* always use <> for system headers
* update ext/Versions.txt

convert tabs to spaces.

Extend the frame for the rest of the dialogs.

Use DialogEnableWindow instead of EnableWindow.

(Closes issue #2) : Add export/import conf file support
* add class to encrypt sensitive data in the exported file
* add class for ini files
* add new dialog to enter a password for encryption
* add exporting/importing functions to the CUrlInfos class