commitmonitor Code

Tag the 1.6.4 release.

Bump version number to 1.6.4.

if an entry already exists, do not replace it on importing (which would lose all log entries too) but only overwrite the config data.

(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

(Closes issue #185) : mark all as read action

(Closes issue #152) : Use Snarl popups
* include the snarl API
* use snarl to show a popup if it is running, otherwise still use the CommitMonitor popup as usual
* include the png resource in the installer for snarl to use

(Closes issue #156) : Installer should remember previous install location
* save the install location in the registry and make the installer use it if available.

(Closes issue #184) : Allow to mark a change as new/unread
* add command to set the state of an item as unread.
* only mark an item as read when the item gets selected, not unselected.

(Closes issue #168) : Own commits aren't displayed in the change log immediatelly after the project was checked for commits
* Refresh the list control if there are new unread entries too.
* Fix bug when refreshing entries if all log entries were removed.

(Closes issue #183) : Monitored project changes to a folder with several subdirectories
* use the last checked revision as an additional check