commitmonitor Code

Indicate the GPL license.

Add static method to get a path string to a temporary file.

Fix compiler warnings.

* move the resource.h file into the resources folder
* Implement the diffing of revisions

* convert the log message to have \r\n lineendings for the edit control
* add the changed paths at the bottom of the log message

Fill the log list control with the log entries when an item in the tree is selected.

Add class which holds the info about monitored urls.
Also implement loading/saving the data of the class by using the serialization of the boost library.